{"title":"Lakes, Reservoirs \u0026 Coastal","description":"\u003cp\u003eProfiling and long-term deployment in lakes, reservoirs, estuaries and nearshore waters: multiparameter sondes with optical DO and salinity, depth profiling handhelds, salinity pens, and subsurface samplers.\u003c\/p\u003e","products":[{"product_id":"horiba-u-52","title":"Horiba U-52 Multiparameter Water Quality Meter","description":"\u003cp\u003eThe HORIBA U-52 multiparameter water quality meter is a field-ready, portable monitoring system that delivers accurate, real-time measurements across multiple critical water quality parameters from a single integrated probe. Built for environmental professionals, remediation teams, groundwater consultants and water treatment operators, the U-52 monitors and logs water quality simultaneously in rivers, groundwater wells, lakes, wastewater systems and industrial discharge environments.\u003c\/p\u003e\n\n\u003cp\u003eThe U-50 Series platform integrates multiple sensors into one probe, letting you measure and display up to 11 parameters at once — which cuts setup time and simplifies field workflows considerably. The rugged construction, automatic calibration and live on-screen display of every channel make it well suited to demanding field sampling and long-term monitoring programs.\u003c\/p\u003e\n\n\u003cp\u003eWith EPA-compliant turbidity measurement, field-replaceable sensors and high-capacity onboard data storage, the U-52 helps you maintain data quality while maximizing time on site.\u003c\/p\u003e\n\n\u003ch3\u003eMeasured parameters\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003epH\u003c\/li\u003e\n\u003cli\u003eORP (redox potential)\u003c\/li\u003e\n\u003cli\u003eDissolved oxygen (DO)\u003c\/li\u003e\n\u003cli\u003eElectrical conductivity\u003c\/li\u003e\n\u003cli\u003eSalinity\u003c\/li\u003e\n\u003cli\u003eTotal dissolved solids (TDS)\u003c\/li\u003e\n\u003cli\u003eSeawater specific gravity\u003c\/li\u003e\n\u003cli\u003eTemperature\u003c\/li\u003e\n\u003cli\u003eTurbidity\u003c\/li\u003e\n\u003cli\u003eWater depth\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGroundwater monitoring well sampling and low-flow purge stabilization\u003c\/li\u003e\n\u003cli\u003eSurface water surveys of rivers, lakes, streams and reservoirs\u003c\/li\u003e\n\u003cli\u003eRemediation site performance monitoring and site characterization\u003c\/li\u003e\n\u003cli\u003eMunicipal and industrial wastewater and effluent discharge compliance\u003c\/li\u003e\n\u003cli\u003eStormwater and turbidity monitoring at construction and discharge sites\u003c\/li\u003e\n\u003cli\u003eCoastal, estuarine and brackish water monitoring\u003c\/li\u003e\n\u003cli\u003eDrinking water source and raw intake monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote: the configuration options below include probe, cable, handheld control unit and backpack.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eChoosing a cable length\u003c\/h3\u003e\n\u003cp\u003eMatch the cable to your deepest measuring point. Short cables suit surface water, flow cells and beaker readings; 10 m covers typical shallow monitoring wells; 30 m is for deep wells, reservoirs and full water-column profiling.\u003c\/p\u003e\n\n\u003ch3\u003eSensors, parts \u0026amp; accessories\u003c\/h3\u003e\n\u003cp\u003eVisit the \u003ca href=\"https:\/\/envirotechonline.com\/products\/horiba-u-52-sensors\" title=\"Horiba U-52 Meter Sensors Replacement Parts - pH DO ORP TURB\" rel=\"noopener\" target=\"_blank\"\u003eHoriba U-52 Sensors\u003c\/a\u003e page for replacement pH, ORP, DO and turbidity elements, reference electrode tips and liquid junction caps.\u003c\/p\u003e\n\u003cp\u003eDO membrane caps, probe guards, rubber caps, O-ring sets, wiper rubbers, flow cells, calibration beakers, carrying cases, external power supplies and standard solutions are all stocked in the \u003ca href=\"https:\/\/envirotechonline.com\/collections\/horiba-parts-accessories\"\u003eHoriba Parts \u0026amp; Accessories\u003c\/a\u003e collection. Complete replacement sensor probes and spare control units are listed separately.\u003c\/p\u003e\n\u003cp\u003eBrowse all \u003ca href=\"https:\/\/envirotechonline.com\/collections\/horiba\"\u003eHORIBA instruments\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\u003c!--Specifications button link  --\u003e\n\u003cdiv style=\"border: 1px solid lightgray; text-align: center; width: 100%; padding: 12px;\"\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/pdf\/water_quality\/horiba_u-50.pdf\" style=\"font-size: 15px;\" target=\"_blank\"\u003eSPECS\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid lightgray; text-align: center; width: 100%; padding: 12px;\"\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Horiba_Manuals\/U-50_Manual_revised_0409.pdf\" style=\"font-size: 15px;\" target=\"_blank\"\u003eMANUAL\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid lightgray; text-align: center; width: 100%; padding: 12px;\"\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Horiba_Manuals\/U-50_Flow_Cell_Instruction_Manual.pdf\" style=\"font-size: 15px;\" target=\"_blank\"\u003eFLOW CELL MANUAL\u003c\/a\u003e\u003c\/div\u003e","brand":"Horiba","offers":[{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 2 Meter Cable - 3200164501 \/ Hard Pelican Case - 5200529244","offer_id":40956499624126,"sku":"72104027 + 12104059","price":4172.0,"currency_code":"USD","in_stock":true},{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 2 Meter Cable - 3200164501 \/ Flow Cell - 3200156570","offer_id":46394165919934,"sku":"72104027 + 12104056","price":4360.0,"currency_code":"USD","in_stock":true},{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 2 Meter Cable - 3200164501 \/ Hard Pelican Case + Flow Cell - 5200529244 - 3200156570","offer_id":46394165952702,"sku":"72104027 + 12104059 + 12104056","price":4859.0,"currency_code":"USD","in_stock":true},{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 2 Meter Cable - 3200164501 \/ None","offer_id":46394180403390,"sku":"72104027","price":3673.0,"currency_code":"USD","in_stock":true},{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 10 Meter Cable - 3200164502 \/ Hard Pelican Case - 5200529244","offer_id":40956499656894,"sku":"72104028 + 12104059","price":4470.0,"currency_code":"USD","in_stock":true},{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 10 Meter Cable - 3200164502 \/ Flow Cell - 3200156570","offer_id":46394165985470,"sku":"72104028 + 12104056","price":4658.0,"currency_code":"USD","in_stock":true},{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 10 Meter Cable - 3200164502 \/ Hard Pelican Case + Flow Cell - 5200529244 - 3200156570","offer_id":46394166018238,"sku":"72104028 + 12104059 + 12104056","price":5157.0,"currency_code":"USD","in_stock":true},{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 10 Meter Cable - 3200164502 \/ None","offer_id":46394180436158,"sku":"72104028","price":3971.0,"currency_code":"USD","in_stock":true},{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 30 Meter Cable - 3200164503 \/ Hard Pelican Case - 5200529244","offer_id":40956499689662,"sku":"72104029 + 12104059","price":4994.0,"currency_code":"USD","in_stock":true},{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 30 Meter Cable - 3200164503 \/ Flow Cell - 3200156570","offer_id":46394166051006,"sku":"72104029 + 12104056","price":5181.0,"currency_code":"USD","in_stock":true},{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 30 Meter Cable - 3200164503 \/ Hard Pelican Case + Flow Cell - 5200529244 - 3200156570","offer_id":46394166083774,"sku":"72104029 + 12104059 + 12104056","price":5681.0,"currency_code":"USD","in_stock":true},{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 30 Meter Cable - 3200164503 \/ None","offer_id":46394180468926,"sku":"72104029","price":4494.0,"currency_code":"USD","in_stock":true},{"title":"GPS Depth pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 2Meter Cable - 3200156563 \/ Hard Pelican Case - 5200529244","offer_id":46394044907710,"sku":"72104030 + 12104059","price":4647.0,"currency_code":"USD","in_stock":true},{"title":"GPS Depth pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 2Meter Cable - 3200156563 \/ Flow Cell - 3200156570","offer_id":46394166116542,"sku":"72104030 + 12104056","price":4835.0,"currency_code":"USD","in_stock":true},{"title":"GPS Depth pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 2Meter Cable - 3200156563 \/ Hard Pelican Case + Flow Cell - 5200529244 - 3200156570","offer_id":46394166149310,"sku":"72104030 + 12104059 +12104056","price":5334.0,"currency_code":"USD","in_stock":true},{"title":"GPS Depth pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 2Meter Cable - 3200156563 \/ None","offer_id":46394180501694,"sku":"72104030","price":4148.0,"currency_code":"USD","in_stock":true},{"title":"GPS Depth pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 10Meter Cable - 3200164499 \/ Hard Pelican Case - 5200529244","offer_id":46394044940478,"sku":"72104031 + 12104059","price":4873.0,"currency_code":"USD","in_stock":true},{"title":"GPS Depth pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 10Meter Cable - 3200164499 \/ Flow Cell - 3200156570","offer_id":46394166182078,"sku":"72104031 + 12104056","price":5060.0,"currency_code":"USD","in_stock":true},{"title":"GPS Depth pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 10Meter Cable - 3200164499 \/ Hard Pelican Case + Flow Cell - 5200529244 - 3200156570","offer_id":46394166214846,"sku":"72104031  + 12104059 +12104056","price":5560.0,"currency_code":"USD","in_stock":true},{"title":"GPS Depth pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 10Meter Cable - 3200164499 \/ None","offer_id":46394180534462,"sku":"72104031","price":4373.0,"currency_code":"USD","in_stock":true},{"title":"GPS Depth pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 30Meter Cable - 3200164500 \/ Hard Pelican Case - 5200529244","offer_id":46394044973246,"sku":"72104032 +12105059","price":5380.0,"currency_code":"USD","in_stock":true},{"title":"GPS Depth pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 30Meter Cable - 3200164500 \/ Flow Cell - 3200156570","offer_id":46394166247614,"sku":"72104032 + 12104056","price":5568.0,"currency_code":"USD","in_stock":true},{"title":"GPS Depth pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 30Meter Cable - 3200164500 \/ Hard Pelican Case + Flow Cell - 5200529244 - 3200156570","offer_id":46394166280382,"sku":"72104032 + 12104059 + 12104056","price":6067.0,"currency_code":"USD","in_stock":true},{"title":"GPS Depth pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) - 30Meter Cable - 3200164500 \/ None","offer_id":46394180567230,"sku":"72104032","price":4881.0,"currency_code":"USD","in_stock":true},{"title":"None \/ Hard Pelican Case - 5200529244","offer_id":46394166313150,"sku":"12104059","price":499.0,"currency_code":"USD","in_stock":true},{"title":"None \/ Flow Cell - 3200156570","offer_id":46394166345918,"sku":"12104056","price":687.0,"currency_code":"USD","in_stock":true},{"title":"None \/ Hard Pelican Case + Flow Cell - 5200529244 - 3200156570","offer_id":46394166378686,"sku":"12104059 + 12104056","price":1186.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/products\/horiba-3200164501-multiparameter-meter-6-ft-2-m-cable-9960022.jpg?v=1659466720"},{"product_id":"conbar-environmental-sub-surface-sampler-6000-series","title":"Conbar Environmental Sub Surface Sampler 6000 Series","description":"\u003cdiv class=\"Polaris-Layout__Section_1b1h1\"\u003e\n\u003cdiv class=\"Polaris-LegacyCard_l5l93\"\u003e\n\u003cdiv class=\"Polaris-LegacyCard__Section_1b1h1\"\u003e\n\u003cdiv\u003e\n\u003cp data-start=\"198\" data-end=\"527\"\u003eThe Conbar 6000 Series Sub-Surface Samplers are designed for collecting representative liquid samples below the surface while minimizing cross-contamination. These samplers are ideal for environmental professionals who need reliable, discrete sampling from tanks, wells, lakes, spillways, and other difficult-to-access locations.\u003c\/p\u003e\n\u003cp data-start=\"529\" data-end=\"941\"\u003eThe 6000 Series features a modular, extendable design with multiple 6-foot sections, allowing users to customize reach based on sampling depth and site conditions. Engineered for durability and ease of use, these samplers provide controlled sample collection at specific depths, making them a dependable solution for water quality monitoring and environmental assessments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"Polaris-Layout__Section_1b1h1 Polaris-Layout__Section--secondary_1sx8i\"\u003e\n\u003cdiv class=\"Polaris-LegacyCard_l5l93\"\u003e\n\u003cdiv class=\"Polaris-LegacyCard__Header_z4uwg\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Conbar","offers":[{"title":"6' Sampler \/ Plunger \/ 1 Liter Jars (12\/Case)","offer_id":40956552052926,"sku":"CON-6000-Series","price":423.8,"currency_code":"USD","in_stock":true},{"title":"12' Sampler \/ Plunger \/ 1 Liter Jars (12\/Case)","offer_id":40956552151230,"sku":"CON-6000-Series","price":555.0,"currency_code":"USD","in_stock":true},{"title":"18' Sampler \/ Plunger \/ 1 Liter Jars (12\/Case)","offer_id":40956552216766,"sku":"CON-6000-Series","price":675.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/products\/3227_53879_p1.jpg?v=1639438526"},{"product_id":"conbar-telescopic-dippers","title":"Conbar Telescopic Dippers","description":"\u003cp data-start=\"177\" data-end=\"523\"\u003eConbar Telescopic Dippers are designed for efficient sample collection in hard-to-reach environments. Ideal for environmental and water quality professionals, these extendable dippers allow users to safely collect liquid and sediment samples from spillways, tanks, rivers, manholes, and other confined or elevated locations without direct access.\u003c\/p\u003e\n\u003cp data-start=\"525\" data-end=\"973\"\u003eConstructed from lightweight, durable aluminum tubing, each dipper includes a replaceable 600 mL polypropylene ladle for reliable sample collection. The telescopic design provides extended reach while remaining compact for transport and storage. These dippers are especially effective for collecting sediment from the bottom of lakes, tanks, and holding ponds where traditional sampling methods may fall short.\u003c\/p\u003e","brand":"Conbar","offers":[{"title":"5'-12' -5312","offer_id":40956552347838,"sku":"71505622","price":98.9,"currency_code":"USD","in_stock":true},{"title":"7'-18' -5318","offer_id":40956552315070,"sku":"71505621","price":127.0,"currency_code":"USD","in_stock":true},{"title":"7'-24' - 5324","offer_id":40956552380606,"sku":"71505624","price":151.55,"currency_code":"USD","in_stock":true},{"title":"4' -8' - 5308","offer_id":46683359051966,"sku":"71050621","price":87.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/products\/6570_53946_p1.jpg?v=1639438621"},{"product_id":"oakton-pcts-testr-50","title":"Oakton PCTS Testr™ 50","description":"\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\n\u003cstyle\u003e\n    table {\n        border-collapse: collapse;\n        width: 100%;\n    }\n\n    th, td {\n        text-align: left;\n        padding: 8px;\n    }\n\n    tr:nth-child(even) {background-color: #f2f2f2;}\n\u003c\/style\u003e\n\n\n\u003ctable\u003e\n\t\u003ctr\u003e\n\t\t\u003cth\u003eRange\u003c\/th\u003e\n\t\t\u003ctd\u003epH: -1 to 15 pH\u003cbr\u003eTDS: 0 ppm to 10 ppt\u003cbr\u003eSanlinity: 0 to 10 ppt\u003cbr\u003eConductivity: 0 µS to 20 mS\u003c\/td\u003e\t\t\t\t\n\t\u003c\/tr\u003e\n\t\t\t\t\t\n\t\u003ctr\u003e\n\t\t\u003cth\u003eResolution\u003c\/th\u003e\n\t\t\u003ctd\u003epH: 0.01\u003cbr\u003eTDS: 10 ppt\u003cbr\u003eSanlinity: 0.01 ppt\u003cbr\u003eTemperature: 0.1°C\/0.1°F\u003c\/td\u003e\n\t\u003c\/tr\u003e\n\t\t\t\t\t\n\t\u003ctr\u003e\n                \u003cth\u003eAccuracy\u003c\/th\u003e\n\t\t\u003ctd\u003epH: ±0.01\u003cbr\u003eTDS: ±1% FS\u003cbr\u003eConductivity: ±1% full scale\u003cbr\u003eTemperature: 0 to 50°C (±0.5°C\/±0.9°F); 50 to 60°C (±1.0°C\/±1.8°F)\u003c\/td\u003e\n\t\u003c\/tr\u003e\n\t\t\t\t\t\n\t\u003ctr\u003e\n\t\t\u003cth\u003eCalibration\u003c\/th\u003e\n\t\t\u003ctd\u003eUp to three points\u003c\/td\u003e\n\t\u003c\/tr\u003e\n\t\t\t\t\t\n\t\u003ctr\u003e\n\t\t\u003cth\u003eATC\u003c\/th\u003e\n\t\t\u003ctd\u003eYes\u003c\/td\u003e\n\t\u003c\/tr\u003e\n\t\t\t\t\t\n\t\u003ctr\u003e\n\t\t\u003cth\u003eTemperature\u003c\/th\u003e\n\t\t\u003ctd\u003e32 to 140°F (0 to 60°C)\u003c\/td\u003e\n\t\u003c\/tr\u003e\n\t\t\t\t\t\n\t\u003ctr\u003e\n\t\t\u003cth\u003eWaterproof\/Dustproof (IP67)\u003c\/th\u003e\n\t\t\u003ctd\u003eYes\u003c\/td\u003e\n\t\u003c\/tr\u003e\n\t\t\t\t\t\n\t\u003ctr\u003e\n\t\t\u003cth\u003ePower\u003c\/th\u003e\n\t\t\u003ctd\u003eFour AAA 1.5 V alkaline batteries (included)\u003c\/td\u003e\n\t\u003c\/tr\u003e\n\t\t\t\t\t\n\t\u003ctr\u003e\n\t\t\u003cth\u003eBattery life\u003c\/th\u003e\n\t\t\u003ctd\u003eApproximately 150 hours continuous use\u003c\/td\u003e\n\t\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Oakton","offers":[{"title":"Default Title","offer_id":40956555624638,"sku":"Oak-35634-35","price":330.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/products\/51ZO8FyfFhL._SL1200.jpg?v=1659471944"},{"product_id":"myron-l-ultrapen-pt1-ec-tds-salinity","title":"Myron L ULTRAPEN PT1 Conductivity \/ TDS \/ Salinity Pen Tester","description":"\u003cp\u003eThe Myron L \u003cstrong\u003eULTRAPEN PT1\u003c\/strong\u003e (part number \u003cstrong\u003ePT1\u003c\/strong\u003e) is a waterproof pocket tester that measures electrical conductivity, total dissolved solids and salinity, with automatic temperature compensation and a temperature readout. One-button operation, autoranging, and lab-grade ±1% accuracy make it a practical everyday instrument for groundwater sampling, drinking water and wastewater checks, hydroponics and nutrient monitoring, RO\/DI system verification, and general process water QC. Selectable KCl, NaCl and 442 Natural Water solution modes let you match the reading model to the water you are testing.\u003c\/p\u003e\n\u003cp\u003eShips complete with the pen (battery installed), scoop, protective sensor cap, pocket clip, holster, lanyard and instructions.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003eAccuracy of ±1% of READING ±.2% at calibration point\u003c\/li\u003e\n    \u003cli\u003eReliable Repeatable Results\u003c\/li\u003e\n    \u003cli\u003eAutomatic temperature compensation\u003c\/li\u003e\n    \u003cli\u003eAutoranging\u003c\/li\u003e\n    \u003cli\u003eAccuracy of benchtop lab equipment in an affordable, portable, compact pen\u003c\/li\u003e\n    \u003cli\u003eRugged, reliable, shock-resistant fully encapsulated electronics, body constructed of aircraft aluminum\u003c\/li\u003e\n    \u003cli\u003eSimple one button function\u003c\/li\u003e\n    \u003cli\u003eKCl, NaCl and 442 Natural Water solution modes\u003c\/li\u003e\n    \u003cli\u003eHigh capacity N-type battery included\u003c\/li\u003e\n    \u003cli\u003eWaterproof\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cstyle\u003e\n      table { border-collapse: collapse; width: 100%; }\n      th,td { text-align: left; padding: 8px; }\n      tr:nth-child(even) {background-color: #f2f2f2;}\n\u003c\/style\u003e\n\u003ctable\u003e\n      \u003ctr\u003e\n\u003cth\u003eMeasurement Range\u003c\/th\u003e\n\u003ctd\u003e1 - 9999 μS or ppm (0.0010 - 9.999 ppt salinity)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003cth\u003eAccuracy\u003c\/th\u003e\n\u003ctd\u003e± 1% of reading\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003cth\u003eRepeatability\u003c\/th\u003e\n\u003ctd\u003e\u0026lt; 1000 μS or ppm ± 1 Count\u003cbr\u003e≥ 1000 μS or ppm ± 0.3% of reading\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003cth\u003eResolution\u003c\/th\u003e\n\u003ctd\u003eElectrical Conductivity (EC) and TDS\u003cbr\u003e0.1 for 1.0 - 99.9 μS or ppm\u003cbr\u003e1 for 100 - 9999 μS or ppm\u003cbr\u003eSalinity\u003cbr\u003e0.0001 for 0.0010 - 0.0999 ppt\u003cbr\u003e0.001 for 0.100 - 9.999 ppt\u003cbr\u003eTemperature\u003cbr\u003e0.1 ºC\/ºF\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003cth\u003eTime to Reading Stabilization\u003c\/th\u003e\n\u003ctd\u003e10 - 20 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003cth\u003eTemperature Measurement Range\u003c\/th\u003e\n\u003ctd\u003e0 - 71 °C (32 - 160 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003cth\u003eTemperature Accuracy Displayed\u003c\/th\u003e\n\u003ctd\u003e± 0.1 ºC or ± 0.1 ºF\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003cth\u003ePhysical Dimensions\u003c\/th\u003e\n\u003ctd\u003e17.15 cm L x 1.59 cm (6.75 in. L x .625 in.)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003cth\u003eOperating\/Storage Temperature\u003c\/th\u003e\n\u003ctd\u003e0 - 55ºC (32 - 131ºF)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003cth\u003eCalibration Solutions\u003c\/th\u003e\n\u003ctd\u003eKCL-1800 (Cond) · 442-3000 (TDS \/ Salinity)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/www.myronl.com\/wp-content\/themes\/myron_l_theme\/dl\/PT1QSI.pdf\" target=\"_blank\" rel=\"noopener\"\u003ePT1 Quick Start Guide (PDF)\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/www.myronl.com\/wp-content\/themes\/myron_l_theme\/dl\/pt1tfm.pdf\" target=\"_blank\" rel=\"noopener\"\u003ePT1 Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eParts \u0026amp; Accessories\u003c\/h3\u003e\n\u003cp\u003eReplacement sensor caps, holsters, scoops, N-type batteries and KCl \/ 442 calibration solutions for this pen are listed in \u003ca href=\"\/collections\/myron-l-parts-accessories\"\u003eMyron L Parts \u0026amp; Accessories\u003c\/a\u003e.\u003c\/p\u003e","brand":"Myron L Company","offers":[{"title":"Default Title","offer_id":40956564471998,"sku":"MYR-L-PT1","price":235.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/products\/pt1.png?v=1659471314"},{"product_id":"ysi-prodss-multiparameter-water-quality-meter","title":"YSI ProDSS Multiparameter Water Quality Meter","description":"\u003cp\u003eThe YSI ProDSS is a high-performance portable multiparameter water quality instrument engineered for comprehensive environmental sampling and field testing. Unlike single-parameter meters, the ProDSS handheld platform lets you connect up to four smart digital sensors simultaneously, measuring parameters such as dissolved oxygen, pH, conductivity, turbidity, algae indicators, salinity, and more. Designed for rugged use in surface water, groundwater, coastal, wastewater, and aquaculture environments, this customizable system provides reliable data with expandable cable options and smart sensor recognition.\u003c\/p\u003e\n\u003cp\u003eChoose your Meter and Cables below.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible ProDSS Smart Sensors\u003c\/strong\u003e (sold separately, mix and match up to 4):\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\" border=\"1\" cellpadding=\"6\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eSensor\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003ePart #\u003c\/th\u003e\n\u003cth style=\"text-align: right;\"\u003ePrice\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eODO Optical Dissolved Oxygen Sensor\u003c\/td\u003e\n\u003ctd\u003e626900\u003c\/td\u003e\n\u003ctd style=\"text-align: right;\"\u003e$1,167.48\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConductivity \u0026amp; Temperature Sensor\u003c\/td\u003e\n\u003ctd\u003e626902\u003c\/td\u003e\n\u003ctd style=\"text-align: right;\"\u003e$821.56\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTurbidity Sensor\u003c\/td\u003e\n\u003ctd\u003e626901\u003c\/td\u003e\n\u003ctd style=\"text-align: right;\"\u003e$1,284.32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003epH Sensor with Module\u003c\/td\u003e\n\u003ctd\u003e626903\u003c\/td\u003e\n\u003ctd style=\"text-align: right;\"\u003e$524.40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003epH\/ORP Sensor with Module\u003c\/td\u003e\n\u003ctd\u003e626904\u003c\/td\u003e\n\u003ctd style=\"text-align: right;\"\u003e$666.08\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmmonium Sensor with Module\u003c\/td\u003e\n\u003ctd\u003e626906\u003c\/td\u003e\n\u003ctd style=\"text-align: right;\"\u003e$666.08\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNitrate Sensor with Module\u003c\/td\u003e\n\u003ctd\u003e626905\u003c\/td\u003e\n\u003ctd style=\"text-align: right;\"\u003e$710.24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChloride Sensor with Module\u003c\/td\u003e\n\u003ctd\u003e626907\u003c\/td\u003e\n\u003ctd style=\"text-align: right;\"\u003e$710.24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Algae-Phycocyanin Sensor (Fresh Water)\u003c\/td\u003e\n\u003ctd\u003e626210\u003c\/td\u003e\n\u003ctd style=\"text-align: right;\"\u003e$3,722.32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Algae-Phycoerythrin Sensor (Salt Water)\u003c\/td\u003e\n\u003ctd\u003e626211\u003c\/td\u003e\n\u003ctd style=\"text-align: right;\"\u003e$3,722.32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eShop all sensors on the \u003ca rel=\"noopener\" title=\"YSI ProDSS Smart Sensors\" href=\"https:\/\/envirotechonline.com\/products\/ysi-prodss-smart-sensors\" target=\"_blank\"\u003eProDSS Smart Sensors page\u003c\/a\u003e, or browse the full \u003ca href=\"https:\/\/envirotechonline.com\/collections\/ysi-pro-series-parts-accessories\" title=\"YSI Parts and Accessories\"\u003eYSI Parts \u0026amp; Accessories collection\u003c\/a\u003e for cables, cases, and other accessories.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"border: 1px solid lightgray; text-align: center; width: 100%; padding: 12px;\"\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/pdf\/water_quality\/ysi_prodss.pdf\" style=\"font-size: 15px;\" target=\"_blank\"\u003eSPECS\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid lightgray; text-align: center; width: 100%; padding: 12px;\"\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/YSI_Manuals\/YSI_ProDIGITAL_UserManual.pdf\" style=\"font-size: 15px;\" target=\"_blank\"\u003eMANUAL\u003c\/a\u003e\u003c\/div\u003e","brand":"YSI - Xylem Inc.","offers":[{"title":"ProDSS Multiparameter Meter - No GPS - 626870-1 \/ None","offer_id":46000904405182,"sku":"72103410","price":2154.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS Multiparameter Meter - No GPS - 626870-1 \/ DSS - 1M - 4 port Cable Assembly - No Depth - 626909-1","offer_id":46000904437950,"sku":"72103410 + 12103517","price":4428.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS Multiparameter Meter - No GPS - 626870-1 \/ DSS - 4M - 4 port Cable Assembly - No Depth - 626909-4","offer_id":46000904470718,"sku":"72103410 + 12103518","price":4515.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS Multiparameter Meter - No GPS - 626870-1 \/ DSS - 10M - 4 port Cable Assembly - No Depth - 626909-10","offer_id":46000904503486,"sku":"72103410 + 12103519","price":4559.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS Multiparameter Meter - No GPS - 626870-1 \/ DSS - 20M - 4 port Cable Assembly - No Depth - 626909-20","offer_id":46000904536254,"sku":"72103410 + 12103520","price":4867.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS Multiparameter Meter - No GPS - 626870-1 \/ DSS - 30M - 4 port Cable Assembly - No Depth - 626909-30","offer_id":46000904569022,"sku":"72103410 + 12103521","price":5025.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS Multiparameter Meter - No GPS - 626870-1 \/ DSS - 60M - 4 port Cable Assembly - No Depth - 626909-40","offer_id":46000904601790,"sku":"72103410 + 12103524","price":5445.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS Multiparameter Meter - No GPS - 626870-1 \/ DSS - 4M - 4 port Cable Assembly - With Depth - 626910-4","offer_id":46000904634558,"sku":"72103410 + 12103530","price":5501.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS Multiparameter Meter - No GPS - 626870-1 \/ DSS - 10M - 4 port Cable Assembly - With Depth - 626910-10","offer_id":46000904667326,"sku":"72103410 + 12103531","price":5600.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS Multiparameter Meter - No GPS - 626870-1 \/ DSS - 20M - 4 port Cable Assembly - With Depth - 626911-20","offer_id":46000904700094,"sku":"72103410 + 12103532","price":5798.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS Multiparameter Meter - No GPS - 626870-1 \/ DSS - 30M - 4 port Cable Assembly - With Depth - 626911-30","offer_id":46000904732862,"sku":"72103410 + 12103533","price":5849.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS Multiparameter Meter - No GPS - 626870-1 \/ DSS - 50M - 4 port Cable Assembly - With Depth - 626911-50","offer_id":46000904765630,"sku":"72103410 + 12103535","price":6383.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS Multiparameter Meter - No GPS - 626870-1 \/ DSS - 60M - 4 port Cable Assembly - With Depth - 626911-60","offer_id":46000904798398,"sku":"72103410 + 12103536","price":6466.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS Multiparameter Meter - No GPS - 626870-1 \/ DSS - 90M - 4 port Cable Assembly - With Depth - 626911-90","offer_id":46000904831166,"sku":"72103410 + 12103539","price":6880.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS Multiparameter Meter - No GPS - 626870-1 \/ DSS - 100M - 4 port Cable Assembly - With Depth - 626911-100","offer_id":46000904863934,"sku":"72103410 + 12103540","price":7013.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS Multiparameter Meter - No GPS - 626870-1 \/ ProOBOD Optical BOD Probe - US - 626400","offer_id":46000904896702,"sku":"72103410 + 626400","price":3447.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS Multiparameter Meter - No GPS - 626870-1 \/ ProOBOD Optical BOD Probe - International - 626401","offer_id":46000904929470,"sku":"72103410 + 626401","price":3555.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS multiparameter Meter - GPS Included - 626870-2 \/ None","offer_id":46000904962238,"sku":"72103411","price":2833.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS multiparameter Meter - GPS Included - 626870-2 \/ DSS - 1M - 4 port Cable Assembly - No Depth - 626909-1","offer_id":46000904995006,"sku":"72103411 + 12103517","price":5107.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS multiparameter Meter - GPS Included - 626870-2 \/ DSS - 4M - 4 port Cable Assembly - No Depth - 626909-4","offer_id":46000905027774,"sku":"72103411 + 12103518","price":5195.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS multiparameter Meter - GPS Included - 626870-2 \/ DSS - 10M - 4 port Cable Assembly - No Depth - 626909-10","offer_id":46000905060542,"sku":"72103411 + 12103519","price":5238.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS multiparameter Meter - GPS Included - 626870-2 \/ DSS - 20M - 4 port Cable Assembly - No Depth - 626909-20","offer_id":46000905093310,"sku":"72103411 + 12103520","price":5546.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS multiparameter Meter - GPS Included - 626870-2 \/ DSS - 30M - 4 port Cable Assembly - No Depth - 626909-30","offer_id":46000905126078,"sku":"72103411 + 12103521","price":5704.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS multiparameter Meter - GPS Included - 626870-2 \/ DSS - 60M - 4 port Cable Assembly - No Depth - 626909-40","offer_id":46000905158846,"sku":"72103411 + 12103524","price":6125.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS multiparameter Meter - GPS Included - 626870-2 \/ DSS - 4M - 4 port Cable Assembly - With Depth - 626910-4","offer_id":46000905191614,"sku":"72103411 + 12103530","price":6181.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS multiparameter Meter - GPS Included - 626870-2 \/ DSS - 10M - 4 port Cable Assembly - With Depth - 626910-10","offer_id":46000905224382,"sku":"72103411 + 12103531","price":6280.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS multiparameter Meter - GPS Included - 626870-2 \/ DSS - 20M - 4 port Cable Assembly - With Depth - 626911-20","offer_id":46000905257150,"sku":"72103411 + 12103532","price":6477.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS multiparameter Meter - GPS Included - 626870-2 \/ DSS - 30M - 4 port Cable Assembly - With Depth - 626911-30","offer_id":46000905289918,"sku":"72103411 + 12103533","price":6528.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS multiparameter Meter - GPS Included - 626870-2 \/ DSS - 50M - 4 port Cable Assembly - With Depth - 626911-50","offer_id":46000905322686,"sku":"72103411 + 12103535","price":7062.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS multiparameter Meter - GPS Included - 626870-2 \/ DSS - 60M - 4 port Cable Assembly - With Depth - 626911-60","offer_id":46000905355454,"sku":"72103411 + 12103536","price":7145.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS multiparameter Meter - GPS Included - 626870-2 \/ DSS - 90M - 4 port Cable Assembly - With Depth - 626911-90","offer_id":46000905388222,"sku":"72103411 + 12103539","price":7559.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS multiparameter Meter - GPS Included - 626870-2 \/ DSS - 100M - 4 port Cable Assembly - With Depth - 626911-100","offer_id":46000905420990,"sku":"72103411 + 12103540","price":7692.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS multiparameter Meter - GPS Included - 626870-2 \/ ProOBOD Optical BOD Probe - US - 626400","offer_id":46000905453758,"sku":"72103411 + 626400","price":4126.0,"currency_code":"USD","in_stock":true},{"title":"ProDSS multiparameter Meter - GPS Included - 626870-2 \/ ProOBOD Optical BOD Probe - International - 626401","offer_id":46000905486526,"sku":"72103411 + 626401","price":4234.0,"currency_code":"USD","in_stock":true},{"title":"None \/ None","offer_id":46000903848126,"sku":"72103410","price":2154.0,"currency_code":"USD","in_stock":true},{"title":"None \/ DSS - 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4M - 4 port Cable Assembly - With Depth - 626910-4","offer_id":46000904077502,"sku":"12103530","price":3348.0,"currency_code":"USD","in_stock":true},{"title":"None \/ DSS - 10M - 4 port Cable Assembly - With Depth - 626910-10","offer_id":46000904110270,"sku":"12103531","price":3447.0,"currency_code":"USD","in_stock":true},{"title":"None \/ DSS - 20M - 4 port Cable Assembly - With Depth - 626911-20","offer_id":46000904143038,"sku":"12103532","price":3644.0,"currency_code":"USD","in_stock":true},{"title":"None \/ DSS - 30M - 4 port Cable Assembly - With Depth - 626911-30","offer_id":46000904175806,"sku":"12103533","price":3696.0,"currency_code":"USD","in_stock":true},{"title":"None \/ DSS - 50M - 4 port Cable Assembly - With Depth - 626911-50","offer_id":46000904208574,"sku":"12103535","price":4229.0,"currency_code":"USD","in_stock":true},{"title":"None \/ DSS - 60M - 4 port Cable Assembly - With Depth - 626911-60","offer_id":46000904241342,"sku":"12103536","price":4312.0,"currency_code":"USD","in_stock":true},{"title":"None \/ DSS - 90M - 4 port Cable Assembly - With Depth - 626911-90","offer_id":46000904274110,"sku":"12103539","price":4726.0,"currency_code":"USD","in_stock":true},{"title":"None \/ DSS - 100M - 4 port Cable Assembly - With Depth - 626911-100","offer_id":46000904306878,"sku":"12103540","price":4859.0,"currency_code":"USD","in_stock":true},{"title":"None \/ ProOBOD Optical BOD Probe - US - 626400","offer_id":46000904339646,"sku":"626400","price":1293.0,"currency_code":"USD","in_stock":true},{"title":"None \/ ProOBOD Optical BOD Probe - International - 626401","offer_id":46000904372414,"sku":"626401","price":1314.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/YSI_proDSS_right.png?v=1769742931"},{"product_id":"ysi-pro-series-30-conductivity-salinity-tds-meter","title":"YSI PRO Series 30 - Conductivity, Salinity, TDS Meter","description":"\u003cp\u003eThe YSI Pro30 is a rugged handheld meter for measuring conductivity, specific conductance, salinity, and total dissolved solids (TDS), plus temperature. A super-stable 4-electrode conductivity cell is built directly into the field cable for years of accurate, low-maintenance readings. IP-67 waterproof, 1-meter drop tested, and EPA-approved for drinking water and wastewater compliance reporting.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstrument only.\u003c\/strong\u003e Pair with a ProSeries 30-x conductivity field cable (1, 4, 10, or 30 meter) to complete the system — select your cable length below or shop cables separately in the \u003ca href=\"https:\/\/envirotechonline.com\/collections\/ysi-pro-series-parts-accessories\" title=\"YSI Parts and Accessories\"\u003eYSI Parts \u0026amp; Accessories collection\u003c\/a\u003e.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMeasures: Conductivity, Specific Conductance, Salinity, TDS, Temperature\u003c\/li\u003e\n\u003cli\u003e3-year instrument warranty; 2-year cable warranty\u003c\/li\u003e\n\u003cli\u003e50 data set memory, backlit graphic display\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"YSI - Xylem Inc.","offers":[{"title":"Instrument Only","offer_id":48100457906366,"sku":"6050030","price":800.0,"currency_code":"USD","in_stock":true},{"title":"+ 1m Cond\/Temp Cable (60530-1)","offer_id":48100457939134,"sku":"6050030 + 60530-1","price":1271.0,"currency_code":"USD","in_stock":true},{"title":"+ 4m Cond\/Temp Cable (60530-4)","offer_id":48100457971902,"sku":"6050030 + 60530-4","price":1273.0,"currency_code":"USD","in_stock":true},{"title":"+ 10m Cond\/Temp Cable (60530-10)","offer_id":48100458004670,"sku":"6050030 + 60530-10","price":1391.0,"currency_code":"USD","in_stock":true},{"title":"+ 30m Cond\/Temp Cable (60530-30)","offer_id":48100458037438,"sku":"6050030 + 60530-30","price":1625.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/YSI-Pro30-Sampling-Handheld.jpg?v=1783614886"},{"product_id":"ysi-proswap-1-handheld-1","title":"YSI ProSwap-1 Handheld","description":"\u003cp\u003eThe YSI ProSwap handheld pairs with 1-port cable assemblies and any ProDSS smart sensor, giving field teams a lighter, lower-cost alternative to the full ProDSS system when only one parameter needs to be swapped in the field.\u003c\/p\u003e\u003cp\u003eSelect your cable configuration below, or choose \"Instrument Only\" if you already own a compatible cable. A \u003ca href=\"https:\/\/envirotechonline.com\/products\/ysi-prodss-smart-sensors\" title=\"YSI ProDSS Smart Sensors\"\u003eProDSS smart sensor\u003c\/a\u003e is required to complete the system — or browse the full \u003ca href=\"https:\/\/envirotechonline.com\/collections\/ysi-pro-series-parts-accessories\" title=\"YSI Parts and Accessories\"\u003eYSI Parts \u0026amp; Accessories collection\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNo GPS. Authorized ProDSS dealers only.\u003c\/strong\u003e\u003c\/p\u003e","brand":"YSI - Xylem Inc.","offers":[{"title":"Instrument Only","offer_id":48102799835326,"sku":"626700-1","price":1372.0,"currency_code":"USD","in_stock":true},{"title":"+ Cable, No Depth - 1m","offer_id":48102799868094,"sku":"626700-1 + 626750-1","price":2738.0,"currency_code":"USD","in_stock":true},{"title":"+ Cable, No Depth - 4m","offer_id":48102799900862,"sku":"626700-1 + 626750-4","price":2773.0,"currency_code":"USD","in_stock":true},{"title":"+ Cable, No Depth - 10m","offer_id":48102799933630,"sku":"626700-1 + 626750-10","price":2826.0,"currency_code":"USD","in_stock":true},{"title":"+ Cable, No Depth - 30m","offer_id":48102799966398,"sku":"626700-1 + 626750-30","price":2900.0,"currency_code":"USD","in_stock":true},{"title":"+ Cable, No Depth - 100m","offer_id":48102799999166,"sku":"626700-1 + 626750-100","price":3190.0,"currency_code":"USD","in_stock":true},{"title":"+ Cable, Shallow Depth - 4m","offer_id":48102800031934,"sku":"626700-1 + 626760-4","price":3277.0,"currency_code":"USD","in_stock":true},{"title":"+ Cable, Shallow Depth - 10m","offer_id":48102800064702,"sku":"626700-1 + 626760-10","price":3329.0,"currency_code":"USD","in_stock":true},{"title":"+ Cable, Medium Depth - 30m","offer_id":48102800097470,"sku":"626700-1 + 626770-30","price":3405.0,"currency_code":"USD","in_stock":true},{"title":"+ Cable, Medium Depth - 100m","offer_id":48102800130238,"sku":"626700-1 + 626770-100","price":3695.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/Water-Quality-Meter-YSI-ProSwap-Sampling-Handheld_8563a8ca-588b-4a51-84a2-df0558c8b7a8.jpg?v=1783618447"},{"product_id":"ysi-prosolo-handheld-2","title":"YSI ProSolo Handheld","description":"\u003cp\u003eThe YSI ProSolo is a rugged handheld meter for optical dissolved oxygen, conductivity, salinity, and temperature. 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Browse the \u003ca href=\"https:\/\/envirotechonline.com\/collections\/ysi-pro-series-parts-accessories\" title=\"YSI Parts and Accessories\"\u003eYSI Parts \u0026amp; Accessories collection\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The ProSolo is not compatible with the ProDSS 4-port or ProSwap 1-port cables.\u003c\/p\u003e","brand":"YSI - Xylem Inc.","offers":[{"title":"Instrument Only","offer_id":48104719319230,"sku":"626650","price":1075.0,"currency_code":"USD","in_stock":true},{"title":"+ ODO\/T Probe - 1m","offer_id":48104719351998,"sku":"626650 + 627200-1","price":2030.0,"currency_code":"USD","in_stock":true},{"title":"+ ODO\/T Probe - 4m","offer_id":48104719384766,"sku":"626650 + 627200-4","price":2043.0,"currency_code":"USD","in_stock":true},{"title":"+ ODO\/T Probe - 10m","offer_id":48104719417534,"sku":"626650 + 627200-10","price":2145.0,"currency_code":"USD","in_stock":true},{"title":"+ ODO\/T Probe - 20m","offer_id":48104719450302,"sku":"626650 + 627200-20","price":2168.0,"currency_code":"USD","in_stock":true},{"title":"+ ODO\/T Probe - 50m","offer_id":48104719483070,"sku":"626650 + 627200-50","price":2279.0,"currency_code":"USD","in_stock":true},{"title":"+ ODO\/T Probe - 100m","offer_id":48104719515838,"sku":"626650 + 627200-100","price":2471.0,"currency_code":"USD","in_stock":true},{"title":"+ ODO\/CT Probe - 1m","offer_id":48104719548606,"sku":"626650 + 627150-1","price":2630.0,"currency_code":"USD","in_stock":true},{"title":"+ ODO\/CT Probe - 4m","offer_id":48104719581374,"sku":"626650 + 627150-4","price":2630.0,"currency_code":"USD","in_stock":true},{"title":"+ ODO\/CT Probe - 10m","offer_id":48104719614142,"sku":"626650 + 627150-10","price":2830.0,"currency_code":"USD","in_stock":true},{"title":"+ ODO\/CT Probe - 20m","offer_id":48104719646910,"sku":"626650 + 627150-20","price":2864.0,"currency_code":"USD","in_stock":true},{"title":"+ ODO\/CT Probe - 50m","offer_id":48104719679678,"sku":"626650 + 627150-50","price":2992.0,"currency_code":"USD","in_stock":true},{"title":"+ ODO\/CT Probe - 100m","offer_id":48104719712446,"sku":"626650 + 627150-100","price":3220.0,"currency_code":"USD","in_stock":true},{"title":"+ ProOBOD Probe - US","offer_id":48104719745214,"sku":"626650 + 626400","price":2368.0,"currency_code":"USD","in_stock":true},{"title":"+ ProOBOD Probe - International","offer_id":48104719777982,"sku":"626650 + 626401","price":2477.0,"currency_code":"USD","in_stock":true},{"title":"Kit: ODO\/T + Case - 4m","offer_id":48104719810750,"sku":"626663","price":2006.0,"currency_code":"USD","in_stock":true},{"title":"Kit: ODO\/T + Case - 10m","offer_id":48104719843518,"sku":"626664","price":2073.0,"currency_code":"USD","in_stock":true},{"title":"Kit: ODO\/CT + Case - 4m","offer_id":48104719876286,"sku":"626660","price":2658.0,"currency_code":"USD","in_stock":true},{"title":"Kit: ODO\/CT + Case - 10m","offer_id":48104719909054,"sku":"626661","price":2898.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/YSI-ProSolo-Handheld_bb24cd28-8b89-4a23-a110-1462dce85bbc.jpg?v=1783621014"},{"product_id":"in-situ-aqua-troll-501","title":"In-Situ Aqua TROLL 500","description":"\u003cp\u003eThe Aqua TROLL 500 is a fully customizable five-port multiparameter sonde with capacity for four interchangeable sensors and an antifouling wiper. A smartphone interface delivers accurate data and enables simplified calibration, panoramic data view and report creation. Corrosion-resistant titanium construction and a convenient LCD readout give you confidence in remote and long-term deployments.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStandard configuration includes the sonde plus:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTemperature\/Conductivity sensor\u003c\/li\u003e\n\u003cli\u003epH\/ORP sensor\u003c\/li\u003e\n\u003cli\u003eRDO (Dissolved Oxygen) sensor\u003c\/li\u003e\n\u003cli\u003eTurbidity sensor\u003c\/li\u003e\n\u003cli\u003eAntifouling wiper\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eChoose your pressure range\/vent option and cable length above. Need a different sensor mix, extra cable, or replacement parts? Visit \u003ca href=\"https:\/\/envirotechonline.com\/collections\/in-situ-aqua-troll-parts-accessories\"\u003eIn-Situ Aqua TROLL Parts \u0026amp; Accessories\u003c\/a\u003e.\u003c\/p\u003e\u003ch1 style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/pdf\/water_quality\/in-situ_aqua_troll_500.pdf\" target=\"_blank\"\u003e\u003cstrong\u003eSpec Sheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/h1\u003e","brand":"In-Situ","offers":[{"title":"No Pressure Sensor \/ No Cable (Spot-Check Only)","offer_id":48166428213438,"sku":"0050710","price":7833.0,"currency_code":"USD","in_stock":true},{"title":"No Pressure Sensor \/ 25 ft","offer_id":48166428246206,"sku":"0050710+1034580","price":8094.0,"currency_code":"USD","in_stock":true},{"title":"No Pressure Sensor \/ 50 ft","offer_id":48166428278974,"sku":"0050710+1034590","price":8184.0,"currency_code":"USD","in_stock":true},{"title":"No Pressure Sensor \/ 75 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ft","offer_id":48166429655230,"sku":"0050790+1034730","price":9239.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/AT500_alpha.png?v=1691790733"},{"product_id":"in-situ-aqua-troll-601","title":"In-Situ Aqua TROLL 600","description":"\u003cp\u003eThe Aqua TROLL 600 is a fully customizable five-port multiparameter sonde with capacity for four interchangeable sensors and an antifouling wiper. It adds onboard data logging and internal battery power to the Aqua TROLL platform, ideal for short- and long-term unattended deployment.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStandard configuration includes the sonde plus:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTemperature\/Conductivity sensor\u003c\/li\u003e\n\u003cli\u003epH\/ORP sensor\u003c\/li\u003e\n\u003cli\u003eRDO (Dissolved Oxygen) sensor\u003c\/li\u003e\n\u003cli\u003eTurbidity sensor\u003c\/li\u003e\n\u003cli\u003eAntifouling wiper\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eChoose your pressure range\/vent option and cable length above. Need a different sensor mix, extra cable, or replacement parts? Visit \u003ca href=\"https:\/\/envirotechonline.com\/collections\/in-situ-aqua-troll-parts-accessories\"\u003eIn-Situ Aqua TROLL Parts \u0026amp; Accessories\u003c\/a\u003e.\u003c\/p\u003e\u003ch1 style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/pdf\/water_quality\/in-situ_aqua_troll_600.pdf\" target=\"_blank\"\u003e\u003cstrong\u003eSpec Sheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/h1\u003e","brand":"In-Situ","offers":[{"title":"No Pressure Sensor \/ No Cable (Spot-Check Only)","offer_id":48166432407742,"sku":"0074030","price":10018.0,"currency_code":"USD","in_stock":true},{"title":"No Pressure Sensor \/ 25 ft","offer_id":48166432440510,"sku":"0074030+1034580","price":10279.0,"currency_code":"USD","in_stock":true},{"title":"No Pressure Sensor \/ 50 ft","offer_id":48166432473278,"sku":"0074030+1034590","price":10369.0,"currency_code":"USD","in_stock":true},{"title":"No Pressure Sensor \/ 75 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It adds internal battery power, onboard data logging, and a micro SD backup card to the seven-port platform, ideal for long-term unattended deployment in fresh water or saltwater.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStandard configuration includes the sonde plus:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTemperature\/Conductivity sensor\u003c\/li\u003e\n\u003cli\u003epH\/ORP sensor\u003c\/li\u003e\n\u003cli\u003eRDO (Dissolved Oxygen) sensor\u003c\/li\u003e\n\u003cli\u003eTurbidity sensor\u003c\/li\u003e\n\u003cli\u003eAntifouling wiper\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eTwo sensor ports remain open for expansion (e.g. chlorophyll a, BGA-PC\/PE, FDOM, crude oil, rhodamine WT, fluorescein WT, ammonium\/nitrate\/chloride ISE). Choose your pressure range\/vent option and cable length above. Need a different sensor mix, extra cable, or replacement parts? Visit \u003ca href=\"https:\/\/envirotechonline.com\/collections\/in-situ-aqua-troll-parts-accessories\"\u003eIn-Situ Aqua TROLL Parts \u0026amp; Accessories\u003c\/a\u003e.\u003c\/p\u003e\u003ch1 style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/pdf\/water_quality\/in-situ_aquaTROLL_Series.pdf\" target=\"_blank\"\u003e\u003cstrong\u003eSpec Sheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/h1\u003e","brand":"In-Situ","offers":[{"title":"No Pressure Sensor \/ No Cable (Spot-Check Only)","offer_id":48166438502590,"sku":"0045810","price":11828.0,"currency_code":"USD","in_stock":true},{"title":"No Pressure Sensor \/ 25 ft","offer_id":48166438535358,"sku":"0045810+1034580","price":12089.0,"currency_code":"USD","in_stock":true},{"title":"No Pressure Sensor \/ 50 ft","offer_id":48166438568126,"sku":"0045810+1034590","price":12179.0,"currency_code":"USD","in_stock":true},{"title":"No Pressure Sensor \/ 75 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Non-Vented \/ No Cable (Spot-Check Only)","offer_id":48166438830270,"sku":"0045830","price":12303.0,"currency_code":"USD","in_stock":true},{"title":"0-30m, Non-Vented \/ 25 ft","offer_id":48166438863038,"sku":"0045830+1034580","price":12564.0,"currency_code":"USD","in_stock":true},{"title":"0-30m, Non-Vented \/ 50 ft","offer_id":48166438895806,"sku":"0045830+1034590","price":12654.0,"currency_code":"USD","in_stock":true},{"title":"0-30m, Non-Vented \/ 75 ft","offer_id":48166438928574,"sku":"0045830+1034600","price":12744.0,"currency_code":"USD","in_stock":true},{"title":"0-30m, Non-Vented \/ 100 ft","offer_id":48166438961342,"sku":"0045830+200042","price":12835.0,"currency_code":"USD","in_stock":true},{"title":"0-100m, Non-Vented \/ No Cable (Spot-Check Only)","offer_id":48166438994110,"sku":"0045840","price":12303.0,"currency_code":"USD","in_stock":true},{"title":"0-100m, Non-Vented \/ 25 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ft","offer_id":48166439911614,"sku":"0045890+1034720","price":13286.0,"currency_code":"USD","in_stock":true},{"title":"0-250m, Vented \/ 100 ft","offer_id":48166439944382,"sku":"0045890+1034730","price":13405.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/aqua-troll-800.jpg?v=1784137936"},{"product_id":"seametrics-multiparameter-water-quality-sensor","title":"Seametrics Multiparameter Water Quality Sensor","description":"\u003cp\u003eThe \u003cstrong\u003eSeametrics Multiparameter Water Quality Sensor\u003c\/strong\u003e is a single submersible smart sensor and datalogger configurable to measure water level, conductivity, pH\/ORP, dissolved oxygen, and turbidity in combination — reducing the number of separate probes needed for a multi-parameter monitoring station. It networks with other Seametrics Smart Sensors over a shared RS485 bus.\u003c\/p\u003e\n\u003cp\u003eAvailable in five standard sensor combinations (see variant options), the Multiparameter sensor communicates over both SDI-12 and Modbus RTU (RS485), logs to non-volatile memory, and is programmed with Seametrics' free Aqua4Plus software for flexible logging sequences, real-time viewing, and one-click export to spreadsheets and databases.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConfigurable to measure level, conductivity, pH\/ORP, dissolved oxygen, and turbidity in combination\u003c\/li\u003e\n\u003cli\u003eIntegrated datalogger with non-volatile memory\u003c\/li\u003e\n\u003cli\u003eDual SDI-12 and Modbus RTU (RS485) interfaces\u003c\/li\u003e\n\u003cli\u003eNetworks with other Seametrics Smart Sensors on a shared RS485 bus\u003c\/li\u003e\n\u003cli\u003eWireless connectivity option (radios and\/or cellular)\u003c\/li\u003e\n\u003cli\u003eFree Aqua4Plus software with real-time viewing and one-click export\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNeed cables, connectors, or replacement kits? Browse the \u003ca href=\"https:\/\/envirotechonline.com\/collections\/seametrics-parts-accessories\"\u003eSeametrics Parts \u0026amp; Accessories\u003c\/a\u003e collection.\u003c\/p\u003e","brand":"Seametrics","offers":[{"title":"Level, Conductivity \u0026 Dissolved Oxygen","offer_id":48187747893438,"sku":"2L31000","price":8704.63,"currency_code":"USD","in_stock":true},{"title":"Level, Conductivity \u0026 Turbidity","offer_id":48187747926206,"sku":"2L31006","price":8704.63,"currency_code":"USD","in_stock":true},{"title":"Level, Conductivity \u0026 pH\/ORP","offer_id":48187747958974,"sku":"2L31008","price":8198.33,"currency_code":"USD","in_stock":true},{"title":"Level, Conductivity, pH\/ORP \u0026 Dissolved Oxygen","offer_id":48187747991742,"sku":"2L31002","price":11865.89,"currency_code":"USD","in_stock":true},{"title":"Level, Conductivity, pH\/ORP \u0026 Turbidity","offer_id":48187748024510,"sku":"2L31004","price":11865.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/Multiparameter-Web-1024x1024-600x600.png?v=1784758872"},{"product_id":"horiba-u-51-multiparameter-water-quality-meter","title":"Horiba U-51 Multiparameter Water Quality Meter","description":"\u003cp\u003eThe HORIBA U-51 is a rugged, field-portable multiparameter water quality meter that measures eight parameters simultaneously from a single submersible probe — one deployment gives you a complete water quality snapshot instead of juggling several separate meters.\u003c\/p\u003e\n\n\u003cp\u003eA handheld control unit pairs with a stainless-steel-guarded sensor probe on a direct-read cable. Every parameter appears on screen at once, logs to internal memory, and downloads to a PC using the U-50PC software. Control unit and probe are both built for wet, dirty work in monitoring wells, streams and treatment plants.\u003c\/p\u003e\n\n\u003ch3\u003eMeasured parameters\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003epH\u003c\/li\u003e\n\u003cli\u003eORP (redox potential)\u003c\/li\u003e\n\u003cli\u003eDissolved oxygen (DO)\u003c\/li\u003e\n\u003cli\u003eElectrical conductivity\u003c\/li\u003e\n\u003cli\u003eSalinity\u003c\/li\u003e\n\u003cli\u003eTotal dissolved solids (TDS)\u003c\/li\u003e\n\u003cli\u003eSeawater specific gravity\u003c\/li\u003e\n\u003cli\u003eTemperature\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCable lengths\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 m cable\u003c\/strong\u003e (part no. 3200164509) — surface water, flow cells, beaker and bucket readings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 m cable\u003c\/strong\u003e (part no. 3200164510) — typical shallow monitoring wells\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eChoose the length to match your deepest measuring point.\u003c\/p\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGroundwater monitoring well sampling and low-flow purge stabilization\u003c\/li\u003e\n\u003cli\u003eSurface water surveys of rivers, lakes, streams and reservoirs\u003c\/li\u003e\n\u003cli\u003eCoastal, estuarine and brackish water monitoring using the seawater and salinity channels\u003c\/li\u003e\n\u003cli\u003eMunicipal and industrial wastewater and effluent discharge checks\u003c\/li\u003e\n\u003cli\u003eDrinking water source and distribution spot checks\u003c\/li\u003e\n\u003cli\u003eAquaculture, irrigation and agricultural runoff monitoring\u003c\/li\u003e\n\u003cli\u003eEnvironmental compliance sampling and site characterization\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/pdf\/water_quality\/horiba_u-50.pdf\"\u003eU-50 Series specifications (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Horiba_Manuals\/U-50_Manual_revised_0409.pdf\"\u003eU-50 Series instruction manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Horiba_Manuals\/U-50PC_Instruction_Manual.pdf\"\u003eU-50PC software instruction manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Horiba_Manuals\/U-50_Flow_Cell_Instruction_Manual.pdf\"\u003eU-50FC flow cell instruction manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eParts \u0026amp; accessories\u003c\/h3\u003e\n\u003cp\u003eReplacement pH, ORP and DO sensors, reference electrode tips, DO membrane caps, probe guards, O-ring sets, carrying cases, flow cells, calibration beakers and standard solutions are all stocked — see the \u003ca href=\"https:\/\/envirotechonline.com\/collections\/horiba-parts-accessories\"\u003eHoriba Parts \u0026amp; Accessories\u003c\/a\u003e collection.\u003c\/p\u003e\n\n\u003cp\u003eBrowse all \u003ca href=\"https:\/\/envirotechonline.com\/collections\/horiba\"\u003eHORIBA instruments\u003c\/a\u003e.\u003c\/p\u003e","brand":"Horiba","offers":[{"title":"pH ORP DO COND Salinity TDS Seawater Temp - 2 Meter Cable - 3200164509","offer_id":48226006466750,"sku":"3200164509","price":3857.0,"currency_code":"USD","in_stock":true},{"title":"pH ORP DO COND Salinity TDS Seawater Temp - 10 Meter Cable - 3200164510","offer_id":48226006499518,"sku":"3200164510","price":4170.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/products\/horiba-3200164501-multiparameter-meter-6-ft-2-m-cable-9960022.jpg?v=1659466720"},{"product_id":"horiba-u-52g-multiparameter-water-quality-meter-with-gps","title":"Horiba U-52G Multiparameter Water Quality Meter with GPS","description":"\u003cp\u003eThe HORIBA U-52G measures eleven water quality parameters simultaneously and geotags every reading with built-in GPS. pH, ORP, dissolved oxygen, conductivity, salinity, TDS, seawater specific gravity, temperature, LED turbidity and water depth all come from one submersible probe, with latitude and longitude recorded automatically alongside the data.\u003c\/p\u003e\n\n\u003cp\u003eGPS is what separates the U-52G from the standard U-52. Every stored measurement carries its own coordinates, so sampling points are documented without a separate handheld GPS or hand-written notes — ideal for transect work, watershed surveys, and any program where readings must be tied to a verifiable location. The integrated depth sensor records the exact depth of each reading, enabling true vertical profiling of a water column.\u003c\/p\u003e\n\n\u003ch3\u003eMeasured parameters\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003epH\u003c\/li\u003e\n\u003cli\u003eORP (redox potential)\u003c\/li\u003e\n\u003cli\u003eDissolved oxygen (DO)\u003c\/li\u003e\n\u003cli\u003eElectrical conductivity\u003c\/li\u003e\n\u003cli\u003eSalinity\u003c\/li\u003e\n\u003cli\u003eTotal dissolved solids (TDS)\u003c\/li\u003e\n\u003cli\u003eSeawater specific gravity\u003c\/li\u003e\n\u003cli\u003eTemperature\u003c\/li\u003e\n\u003cli\u003eTurbidity (LED light source)\u003c\/li\u003e\n\u003cli\u003eWater depth\u003c\/li\u003e\n\u003cli\u003eGPS position\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCable lengths\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 m cable\u003c\/strong\u003e (part no. 3200156563) — surface water, flow cells, beaker readings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 m cable\u003c\/strong\u003e (part no. 3200164499) — typical shallow monitoring wells\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30 m cable\u003c\/strong\u003e (part no. 3200164500) — deep wells, reservoirs, full water-column profiling\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eChoose the length to match your deepest measuring point.\u003c\/p\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWatershed and river basin surveys where each sample point needs GPS coordinates\u003c\/li\u003e\n\u003cli\u003eLake, reservoir and estuary vertical profiling using the depth channel\u003c\/li\u003e\n\u003cli\u003eGroundwater monitoring well sampling and low-flow purge stabilization\u003c\/li\u003e\n\u003cli\u003eCoastal and brackish water monitoring using the seawater and salinity channels\u003c\/li\u003e\n\u003cli\u003eStormwater and turbidity compliance monitoring at construction and discharge sites\u003c\/li\u003e\n\u003cli\u003eMunicipal and industrial wastewater and effluent characterization\u003c\/li\u003e\n\u003cli\u003eEnvironmental site characterization, mapping and long-term trend monitoring\u003c\/li\u003e\n\u003cli\u003eAquaculture and fisheries habitat assessment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/pdf\/water_quality\/horiba_u-50.pdf\"\u003eU-50 Series specifications (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Horiba_Manuals\/U-50_Manual_revised_0409.pdf\"\u003eU-50 Series instruction manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Horiba_Manuals\/U-50PC_Instruction_Manual.pdf\"\u003eU-50PC software instruction manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Horiba_Manuals\/U-50_Flow_Cell_Instruction_Manual.pdf\"\u003eU-50FC flow cell instruction manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eParts \u0026amp; accessories\u003c\/h3\u003e\n\u003cp\u003eReplacement pH, ORP and DO sensors, turbidity cells, reference electrode tips, DO membrane caps, wiper rubbers, probe guards, O-ring sets, carrying cases, flow cells and calibration solutions are all stocked — see the \u003ca href=\"https:\/\/envirotechonline.com\/collections\/horiba-parts-accessories\"\u003eHoriba Parts \u0026amp; Accessories\u003c\/a\u003e collection.\u003c\/p\u003e\n\n\u003cp\u003eBrowse all \u003ca href=\"https:\/\/envirotechonline.com\/collections\/horiba\"\u003eHORIBA instruments\u003c\/a\u003e.\u003c\/p\u003e","brand":"Horiba","offers":[{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) Depth GPS - 2 Meter Cable - 3200156563","offer_id":48226006532286,"sku":"3200156563","price":4892.0,"currency_code":"USD","in_stock":true},{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) Depth GPS - 10 Meter Cable - 3200164499","offer_id":48226006565054,"sku":"3200164499","price":5158.0,"currency_code":"USD","in_stock":true},{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (LED) Depth GPS - 30 Meter Cable - 3200164500","offer_id":48226006597822,"sku":"3200164500","price":5757.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/products\/horiba-3200164501-multiparameter-meter-6-ft-2-m-cable-9960022.jpg?v=1659466720"},{"product_id":"horiba-u-53-multiparameter-water-quality-meter","title":"Horiba U-53 Multiparameter Water Quality Meter","description":"\u003cp\u003eThe HORIBA U-53 is a field-portable multiparameter water quality meter built around a tungsten-lamp turbidity sensor, delivering ten simultaneous measurements from one submersible probe.\u003c\/p\u003e\n\n\u003cp\u003eThe difference between the U-53 and the U-52 is the turbidity light source. The U-53 uses a tungsten lamp rather than an LED — the configuration specified by turbidity methods that call for a white-light incandescent source. If your sampling program or discharge permit references tungsten-lamp turbidity, this is the model to specify. An automatic wiper keeps the optical window clean during extended deployments, and the integrated depth sensor records the exact depth of every reading for true water-column profiling.\u003c\/p\u003e\n\n\u003ch3\u003eMeasured parameters\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003epH\u003c\/li\u003e\n\u003cli\u003eORP (redox potential)\u003c\/li\u003e\n\u003cli\u003eDissolved oxygen (DO)\u003c\/li\u003e\n\u003cli\u003eElectrical conductivity\u003c\/li\u003e\n\u003cli\u003eSalinity\u003c\/li\u003e\n\u003cli\u003eTotal dissolved solids (TDS)\u003c\/li\u003e\n\u003cli\u003eSeawater specific gravity\u003c\/li\u003e\n\u003cli\u003eTemperature\u003c\/li\u003e\n\u003cli\u003eTurbidity (tungsten lamp light source)\u003c\/li\u003e\n\u003cli\u003eWater depth\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCable lengths\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 m cable\u003c\/strong\u003e (part no. 3200164506) — surface water, flow cells, beaker readings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 m cable\u003c\/strong\u003e (part no. 3200164507) — typical shallow monitoring wells\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30 m cable\u003c\/strong\u003e (part no. 3200164508) — deep wells, reservoirs, full water-column profiling\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eChoose the length to match your deepest measuring point.\u003c\/p\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTurbidity compliance monitoring where a tungsten-lamp source is specified\u003c\/li\u003e\n\u003cli\u003eStormwater and construction site discharge monitoring\u003c\/li\u003e\n\u003cli\u003eLake, reservoir and estuary vertical profiling using the depth channel\u003c\/li\u003e\n\u003cli\u003eGroundwater monitoring well sampling and low-flow purge stabilization\u003c\/li\u003e\n\u003cli\u003eRiver, stream and watershed water quality surveys\u003c\/li\u003e\n\u003cli\u003eMunicipal and industrial wastewater and effluent characterization\u003c\/li\u003e\n\u003cli\u003eCoastal and brackish water monitoring using the seawater and salinity channels\u003c\/li\u003e\n\u003cli\u003eDredging and sediment plume monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/pdf\/water_quality\/horiba_u-50.pdf\"\u003eU-50 Series specifications (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Horiba_Manuals\/U-50_Manual_revised_0409.pdf\"\u003eU-50 Series instruction manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Horiba_Manuals\/U-50PC_Instruction_Manual.pdf\"\u003eU-50PC software instruction manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Horiba_Manuals\/U-50_Flow_Cell_Instruction_Manual.pdf\"\u003eU-50FC flow cell instruction manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eParts \u0026amp; accessories\u003c\/h3\u003e\n\u003cp\u003eReplacement pH, ORP and DO sensors, the #7801 U-53 turbidity cell, reference electrode tips, DO membrane caps, wiper rubbers, probe guards, O-ring sets, carrying cases, flow cells and calibration solutions are all stocked — see the \u003ca href=\"https:\/\/envirotechonline.com\/collections\/horiba-parts-accessories\"\u003eHoriba Parts \u0026amp; Accessories\u003c\/a\u003e collection.\u003c\/p\u003e\n\n\u003cp\u003eBrowse all \u003ca href=\"https:\/\/envirotechonline.com\/collections\/horiba\"\u003eHORIBA instruments\u003c\/a\u003e.\u003c\/p\u003e","brand":"Horiba","offers":[{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (Tungsten) Depth - 2 Meter Cable - 3200164506","offer_id":48226006728894,"sku":"3200164506","price":6061.0,"currency_code":"USD","in_stock":true},{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (Tungsten) Depth - 10 Meter Cable - 3200164507","offer_id":48226006761662,"sku":"3200164507","price":6289.0,"currency_code":"USD","in_stock":true},{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (Tungsten) Depth - 30 Meter Cable - 3200164508","offer_id":48226006794430,"sku":"3200164508","price":6954.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/products\/horiba-3200164501-multiparameter-meter-6-ft-2-m-cable-9960022.jpg?v=1659466720"},{"product_id":"horiba-u-53g-multiparameter-water-quality-meter-with-gps","title":"Horiba U-53G Multiparameter Water Quality Meter with GPS","description":"\u003cp\u003eThe HORIBA U-53G is the top of the U-50 Series: eleven simultaneous water quality measurements from a single submersible probe, a tungsten-lamp turbidity sensor, an integrated depth sensor, and built-in GPS that geotags every stored reading.\u003c\/p\u003e\n\n\u003cp\u003eThe tungsten-lamp turbidity source is the configuration called for by turbidity methods that specify white-light incandescent illumination, while GPS removes the need for a separate handheld unit or hand-written coordinates. Together they make the U-53G the right choice for programs that must document both a defensible turbidity value and a verifiable sample location.\u003c\/p\u003e\n\n\u003ch3\u003eMeasured parameters\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003epH\u003c\/li\u003e\n\u003cli\u003eORP (redox potential)\u003c\/li\u003e\n\u003cli\u003eDissolved oxygen (DO)\u003c\/li\u003e\n\u003cli\u003eElectrical conductivity\u003c\/li\u003e\n\u003cli\u003eSalinity\u003c\/li\u003e\n\u003cli\u003eTotal dissolved solids (TDS)\u003c\/li\u003e\n\u003cli\u003eSeawater specific gravity\u003c\/li\u003e\n\u003cli\u003eTemperature\u003c\/li\u003e\n\u003cli\u003eTurbidity (tungsten lamp light source)\u003c\/li\u003e\n\u003cli\u003eWater depth\u003c\/li\u003e\n\u003cli\u003eGPS position\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCable lengths\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 m cable\u003c\/strong\u003e (part no. 3200158178) — surface water, flow cells, beaker readings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 m cable\u003c\/strong\u003e (part no. 3200164504) — typical shallow monitoring wells\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30 m cable\u003c\/strong\u003e (part no. 3200164505) — deep wells, reservoirs, full water-column profiling\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eChoose the length to match your deepest measuring point.\u003c\/p\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRegulatory turbidity monitoring where a tungsten-lamp source is specified and coordinates must be logged\u003c\/li\u003e\n\u003cli\u003eWatershed, river basin and transect surveys with GPS-referenced sample points\u003c\/li\u003e\n\u003cli\u003eLake, reservoir and estuary vertical profiling using the depth channel\u003c\/li\u003e\n\u003cli\u003eDredging, sediment plume and construction stormwater monitoring\u003c\/li\u003e\n\u003cli\u003eGroundwater monitoring well sampling and low-flow purge stabilization\u003c\/li\u003e\n\u003cli\u003eCoastal and brackish water monitoring using the seawater and salinity channels\u003c\/li\u003e\n\u003cli\u003eMunicipal and industrial wastewater and effluent characterization\u003c\/li\u003e\n\u003cli\u003eLong-term environmental trend monitoring and site characterization\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/pdf\/water_quality\/horiba_u-50.pdf\"\u003eU-50 Series specifications (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Horiba_Manuals\/U-50_Manual_revised_0409.pdf\"\u003eU-50 Series instruction manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Horiba_Manuals\/U-50PC_Instruction_Manual.pdf\"\u003eU-50PC software instruction manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Horiba_Manuals\/U-50_Flow_Cell_Instruction_Manual.pdf\"\u003eU-50FC flow cell instruction manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eParts \u0026amp; accessories\u003c\/h3\u003e\n\u003cp\u003eReplacement pH, ORP and DO sensors, the #7801 U-53 turbidity cell, reference electrode tips, DO membrane caps, wiper rubbers, probe guards, O-ring sets, carrying cases, flow cells and calibration solutions are all stocked — see the \u003ca href=\"https:\/\/envirotechonline.com\/collections\/horiba-parts-accessories\"\u003eHoriba Parts \u0026amp; Accessories\u003c\/a\u003e collection.\u003c\/p\u003e\n\n\u003cp\u003eBrowse all \u003ca href=\"https:\/\/envirotechonline.com\/collections\/horiba\"\u003eHORIBA instruments\u003c\/a\u003e.\u003c\/p\u003e","brand":"Horiba","offers":[{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (Tungsten) Depth GPS - 2 Meter Cable - 3200158178","offer_id":48226006925502,"sku":"3200158178","price":6830.0,"currency_code":"USD","in_stock":true},{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (Tungsten) Depth GPS - 10 Meter Cable - 3200164504","offer_id":48226006958270,"sku":"3200164504","price":7049.0,"currency_code":"USD","in_stock":true},{"title":"pH ORP DO COND Salinity TDS Seawater Temp Turb (Tungsten) Depth GPS - 30 Meter Cable - 3200164505","offer_id":48226006991038,"sku":"3200164505","price":7733.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/products\/horiba-3200164501-multiparameter-meter-6-ft-2-m-cable-9960022.jpg?v=1659466720"},{"product_id":"horiba-u-50-series-control-unit","title":"Horiba U-50 Series Control Unit","description":"\u003cp\u003eReplacement handheld control unit for the HORIBA U-50 Series multiparameter water quality meters. Supplied without a sensor probe — replace only the display unit and keep the probe you already own, or add a second control unit so two crews can share one set of probes.\u003c\/p\u003e\n\n\u003cp\u003eThe control unit is the display, keypad and data logger of the U-50 system. It shows every measured parameter simultaneously, stores readings in internal memory, and downloads to a PC using the U-50PC data collection software.\u003c\/p\u003e\n\n\u003ch3\u003eTwo versions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eU-5000\u003c\/strong\u003e (part no. 3200324195) — standard control unit, no GPS. Use with U-51, U-52 and U-53 sensor probes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eU-5000G\u003c\/strong\u003e (part no. 3200324196) — built-in GPS tags every stored reading with latitude and longitude. Required for U-52G and U-53G probes, and the way to add GPS logging to an existing U-50 system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eReplacing a control unit lost or damaged in the field\u003c\/li\u003e\n\u003cli\u003eUpgrading an existing U-50 meter to GPS-tagged data logging\u003c\/li\u003e\n\u003cli\u003eRunning a spare display unit to avoid downtime mid-project\u003c\/li\u003e\n\u003cli\u003eRebuilding a meter whose sensor probe is still serviceable\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/pdf\/water_quality\/horiba_u-50.pdf\"\u003eU-50 Series specifications (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Horiba_Manuals\/U-50_Manual_revised_0409.pdf\"\u003eU-50 Series instruction manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Horiba_Manuals\/U-50PC_Instruction_Manual.pdf\"\u003eU-50PC software instruction manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eParts \u0026amp; accessories\u003c\/h3\u003e\n\u003cp\u003eSensor probes, replacement pH, ORP, DO and turbidity sensors, communication cables, external power supplies and carrying cases are all stocked — see the \u003ca href=\"https:\/\/envirotechonline.com\/collections\/horiba-parts-accessories\"\u003eHoriba Parts \u0026amp; Accessories\u003c\/a\u003e collection.\u003c\/p\u003e\n\n\u003cp\u003eBrowse all \u003ca href=\"https:\/\/envirotechonline.com\/collections\/horiba\"\u003eHORIBA instruments\u003c\/a\u003e.\u003c\/p\u003e","brand":"Horiba","offers":[{"title":"U-5000 - Without GPS - 3200324195","offer_id":48226009776318,"sku":"3200324195","price":1356.0,"currency_code":"USD","in_stock":true},{"title":"U-5000G - With GPS - 3200324196","offer_id":48226009809086,"sku":"3200324196","price":2035.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/csm_U-50_01_e75a8359d0_d43c0b58-e096-44de-852c-b48fd60daad6.jpg?v=1785336943"},{"product_id":"horiba-laquatwin-salt-pocket-meter","title":"Horiba LAQUAtwin Salt Pocket Meter","description":"\u003cp\u003eThe HORIBA LAQUAtwin salt pocket meter gives a direct salt concentration readout in g\/L or percent from a sample of just a few drops. The flat sensor sits on the sample surface, so you can measure soup, sauce, brine, a soil extract or seawater without dilution rigs or a full beaker of sample.\u003c\/p\u003e\n\n\u003cp\u003eBoth models are fully waterproof (IP67), calibrate at one button press, and use a user-replaceable sensor. Each ships with 5 ppt (0.5%) and 50 ppt (5.0%) calibration solutions, batteries, dropper and storage case.\u003c\/p\u003e\n\n\u003ch3\u003eChoose your model\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLAQUAtwin Salt-11\u003c\/strong\u003e (part no. 3999960128) — conductivity-based sensor, 2-point calibration, 0 to 100.0 g\/L and 0 to 100%. The practical, lower-cost choice where the dissolved salt is essentially all sodium chloride.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLAQUAtwin Salt-22\u003c\/strong\u003e (part no. 3200689158) — sodium ion-selective (ISE) sensor, 2-point calibration, same 0 to 100.0 g\/L and 0 to 100% range. Measures sodium specifically, so other dissolved ions do not inflate the reading.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich sensor type do I need?\u003c\/h3\u003e\n\u003cp\u003eA conductivity-based salt meter infers salt from total ionic content, so anything else dissolved in the sample adds to the result. That is fine for brines and simple salt solutions. In a complex matrix — a seasoned food product, a fertilizer solution, or wastewater carrying multiple salts — the sodium ISE sensor in the Salt-22 is the accurate choice because it responds to sodium alone.\u003c\/p\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFood and beverage QC: soups, sauces, brines, cured and pickled products\u003c\/li\u003e\n\u003cli\u003eRestaurant and commercial kitchen recipe consistency and sodium reduction programs\u003c\/li\u003e\n\u003cli\u003eSoil salinity assessment from extracts\u003c\/li\u003e\n\u003cli\u003eSeawater, estuarine and brackish water salinity checks\u003c\/li\u003e\n\u003cli\u003eWater softener and brine tank concentration verification\u003c\/li\u003e\n\u003cli\u003eAquaculture and marine aquarium salinity monitoring\u003c\/li\u003e\n\u003cli\u003eIndustrial process and wastewater salt loading checks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/static.horiba.com\/fileadmin\/Horiba\/Water_Quality\/04_Support\/Brochures\/Pocket_Meters\/Brochure_-_PBT-02-2017A_LAQUAtwin_Pocket_Water_Quality_Meter_-_LOWRES.pdf\"\u003eLAQUAtwin pocket meter brochure and specifications (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/static.horiba.com\/fileadmin\/Horiba\/Water_Quality\/04_Support\/Instruction_Manuals\/Pocket_Meters\/LAQUAtwin_Salt-22_Pocket_Meter_Instruction_Manual.pdf\"\u003eLAQUAtwin Salt-22 instruction manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eParts \u0026amp; accessories\u003c\/h3\u003e\n\u003cp\u003eReplacement S071 sensors for the Salt-11, S021 sensors for the Salt-22, and 5 ppt and 50 ppt standard solution sets are all stocked — see the \u003ca href=\"https:\/\/envirotechonline.com\/collections\/horiba-parts-accessories\"\u003eHoriba Parts \u0026amp; Accessories\u003c\/a\u003e collection.\u003c\/p\u003e\n\n\u003cp\u003eBrowse all \u003ca href=\"https:\/\/envirotechonline.com\/collections\/horiba\"\u003eHORIBA instruments\u003c\/a\u003e.\u003c\/p\u003e","brand":"Horiba","offers":[{"title":"Salt-11 - Conductivity sensor, 2-point calibration - 3999960128","offer_id":48226157199550,"sku":"3999960128","price":164.0,"currency_code":"USD","in_stock":true},{"title":"Salt-22 - Sodium ISE sensor, 2-point calibration - 3200689158","offer_id":48226157232318,"sku":"3200689158","price":395.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/csm_Product_image_Salt-22_066c83568b.png?v=1785336975"},{"product_id":"myron-l-ultrapenx2-ptbt1-bluetooth-conductivity-tds-salinity-pen","title":"Myron L UltrapenX2 PTBT1 Bluetooth Conductivity \/ TDS \/ Salinity Pen","description":"\u003cp\u003eThe \u003cstrong\u003eMyron L UltrapenX2 PTBT1\u003c\/strong\u003e measures conductivity, TDS and salinity with the accuracy of the PT1 pen, then sends every reading to your phone or tablet over Bluetooth. The free UltrapenX2 app time-stamps and stores records, lets you add notes to individual samples, and exports the record list by email — so field data reaches the office without a clipboard step.\u003c\/p\u003e\n\u003ch3\u003eApplication\u003c\/h3\u003e\n\u003cp\u003eSuited to sampling rounds where records matter: groundwater and surface water monitoring, RO\/DI performance checks, irrigation and hydroponic feed water, cooling water surveys, and any program that has to demonstrate when and where a reading was taken. Three solution models — KCl, NaCl and 442 Natural Water — cover most water types, and temperature compensation is automatic. Waterproof housing with fully encapsulated electronics.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConductivity, TDS and salinity plus temperature\u003c\/li\u003e\n\u003cli\u003eBluetooth connection to the UltrapenX2 mobile app; data records with notes and email export\u003c\/li\u003e\n\u003cli\u003eKCl, NaCl and 442 Natural Water solution modes\u003c\/li\u003e\n\u003cli\u003eAutomatic temperature compensation; wet or factory calibration\u003c\/li\u003e\n\u003cli\u003eWaterproof, encapsulated electronics; user-replaceable sensor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.myronl.com\/wp-content\/themes\/myron_l_theme\/dl\/PTBT1DS.pdf\" target=\"_blank\" rel=\"noopener\"\u003ePTBT1 Data Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.myronl.com\/wp-content\/themes\/myron_l_theme\/dl\/PTBT1QSI-X2.pdf\" target=\"_blank\" rel=\"noopener\"\u003eQuick Start Guide (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.myronl.com\/wp-content\/themes\/myron_l_theme\/dl\/PTBTOM-X2.pdf\" target=\"_blank\" rel=\"noopener\"\u003eUltrapenX2 Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eReplacement sensors, calibration solutions and accessories:\u003c\/strong\u003e see our \u003ca href=\"\/collections\/myron-l-parts-accessories\"\u003eMyron L Parts \u0026amp; Accessories\u003c\/a\u003e collection.\u003c\/p\u003e","brand":"Myron L Company","offers":[{"title":"PTBT1","offer_id":48461715898558,"sku":"MYR-L-PTBT1","price":480.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/ptbt1-product.png?v=1785874641"},{"product_id":"solinst-3001-levelogger-6-ltc","title":"Solinst 3001 Levelogger 6 LTC","description":"\u003cp\u003eThe \u003cstrong\u003eSolinst Levelogger 6 LTC\u003c\/strong\u003e logs three parameters — water \u003cstrong\u003el\u003c\/strong\u003eevel, \u003cstrong\u003et\u003c\/strong\u003eemperature and \u003cstrong\u003ec\u003c\/strong\u003eonductivity — from a single 22 mm x 208 mm (7\/8\" x 8.2\") probe that drops into a 2\" well. Inside are a Hastelloy® piezoresistive pressure sensor, a platinum RTD temperature detector, a 4-electrode platinum conductivity cell with autoranging, and an 8-year battery. The body carries the same baked-on polymerization coating as the rest of the Levelogger 6 Series to resist corrosion, abrasion and high temperatures, and double o-ring seals guard against leaks. The unit is sealed and minimal-maintenance, and can be cleaned and calibrated in the field.\u003c\/p\u003e\n\u003cp\u003eConductivity has a full range of 0 to 100,000 µS\/cm with a calibrated range of 50 to 80,000 µS\/cm. Accuracy is ± 1% from 5,000 to 80,000 µS\/cm, and the greater of ± 2% or 15 µS\/cm from 50 to 5,000 µS\/cm, at 0.1 µS\/cm resolution. The Data Wizard in Levelogger Software converts raw readings to Specific Conductance referenced to 25°C and walks you through conductivity calibration and barometric compensation. Level accuracy is ± 0.05% FS and temperature accuracy is ± 0.05°C.\u003c\/p\u003e\n\u003cp\u003eSeries 6 brings enhanced electronics with better stability and sensitivity across the temperature range, a 100,000-reading memory backed by a dedicated 15,000-reading store, stored time stamps for local, GMT or UTC display, and download speeds doubled to 19.2k baud with the Mk3 USB-C PC Interface Cable. Sampling runs from 2 seconds to 99 hours in linear, event, and user-selectable schedules with repeat and pause. Read out with a Solinst Readout Unit, DataGrabber, PC Interface Cable, or over Bluetooth® with the Levelogger App Interface; the LTC is SDI-12 and MODBUS compatible via an Interface Cable and integrates with LevelSender cellular and SolSat satellite telemetry.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFor long deployments\u003c\/strong\u003e, consider a Biofoul Screen — a Delrin sleeve wrapped in copper wire that slips over the sensor end by compression fit and uses the natural anti-fouling properties of copper to slow the buildup of algae, barnacles and mussels on the pressure sensor and conductivity cell.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eChoosing a range.\u003c\/strong\u003e All models carry the C80 conductivity range; the M number is the maximum submergence depth in metres.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eFull Scale\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM5, C80\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 m (16.4 ft)\u003c\/td\u003e\n\u003ctd\u003e± 0.3 cm (0.010 ft)\u003c\/td\u003e\n\u003ctd\u003e0.001% FS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM10, C80\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 m (32.8 ft)\u003c\/td\u003e\n\u003ctd\u003e± 0.5 cm (0.016 ft)\u003c\/td\u003e\n\u003ctd\u003e0.0006% FS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM20, C80\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 m (65.6 ft)\u003c\/td\u003e\n\u003ctd\u003e± 1 cm (0.032 ft)\u003c\/td\u003e\n\u003ctd\u003e0.0006% FS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM30, C80\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30 m (98.4 ft)\u003c\/td\u003e\n\u003ctd\u003e± 1.5 cm (0.049 ft)\u003c\/td\u003e\n\u003ctd\u003e0.0006% FS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM100, C80\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 m (328.1 ft)\u003c\/td\u003e\n\u003ctd\u003e± 5 cm (0.164 ft)\u003c\/td\u003e\n\u003ctd\u003e0.0006% FS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM200, C80\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200 m (656.2 ft)\u003c\/td\u003e\n\u003ctd\u003e± 10 cm (0.328 ft)\u003c\/td\u003e\n\u003ctd\u003e0.0006% FS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have everything you need?\u003c\/strong\u003e The Levelogger 6 LTC measures absolute pressure, so it needs a \u003ca href=\"https:\/\/envirotechonline.com\/products\/solinst-barologger-6\" title=\"Solinst Barologger 6\"\u003eBarologger 6\u003c\/a\u003e for barometric correction. Biofoul screens, calibration solutions, direct read cables and readers are listed under \u003ca href=\"https:\/\/envirotechonline.com\/products\/solinst-levelogger-6-series-parts-accessories\" title=\"Solinst Levelogger 6 Series Parts \u0026amp; Accessories\"\u003eSolinst Levelogger 6 Series Parts \u0026amp; Accessories\u003c\/a\u003e. If you do not need conductivity, see the \u003ca href=\"https:\/\/envirotechonline.com\/products\/solinst-3001-levelogger-6\" title=\"Solinst 3001 Levelogger 6\"\u003eLevelogger 6\u003c\/a\u003e.\u003c\/p\u003e","brand":"Solinst","offers":[{"title":"Levelogger 6 LTC M5\/C80 (16.4 ft)","offer_id":48760068309182,"sku":"117678","price":1823.6,"currency_code":"USD","in_stock":true},{"title":"Levelogger 6 LTC M10\/C80 (32.8 ft)","offer_id":48760068341950,"sku":"117679","price":1823.6,"currency_code":"USD","in_stock":true},{"title":"Levelogger 6 LTC M20\/C80 (65.6 ft)","offer_id":48760068374718,"sku":"117680","price":1823.6,"currency_code":"USD","in_stock":true},{"title":"Levelogger 6 LTC M30\/C80 (98.4 ft)","offer_id":48760068407486,"sku":"117681","price":1823.6,"currency_code":"USD","in_stock":true},{"title":"Levelogger 6 LTC M100\/C80 (328.1 ft)","offer_id":48760068440254,"sku":"117682","price":1823.6,"currency_code":"USD","in_stock":true},{"title":"Levelogger 6 LTC M200\/C80 (656.2 ft)","offer_id":48760068473022,"sku":"117683","price":1823.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/3001-levelogger-6-ltc.webp?v=1787157706"}],"url":"https:\/\/envirotechonline.com\/collections\/lakes-reservoirs-coastal.oembed","provider":"EnviroTech Services","version":"1.0","type":"link"}