{"product_id":"myron-l-442-natural-water-standard-calibration-solution","title":"Myron L 442 Natural Water Standard Calibration Solution","description":"\u003cp\u003e\u003cstrong\u003eMyron L 442 Natural Water Standard\u003c\/strong\u003e is the calibration solution to use when your instrument is set to the 442 solution model — Myron L's blend that mimics the conductivity\/TDS behavior of natural waters. Calibrating in the same solution model you measure in is what keeps TDS readings honest.\u003c\/p\u003e\n\u003ch3\u003eApplication\u003c\/h3\u003e\n\u003cp\u003eUse with Ultrameter II, Ultrameter III, PoolPro, TechPro II, DS\/pDS meters and Ultrapen PT1 \/ PTBT1 pens whenever readings are reported in 442 TDS. Values from 15 ppm through 30,000 ppm cover ultrapure RO permeate up to brine and high-salinity water. The 2 oz bottles suit single-point field calibration; quarts and gallons suit shops calibrating a fleet of meters.\u003c\/p\u003e\n\u003ch3\u003eChoosing a value\u003c\/h3\u003e\n\u003cp\u003eCalibrate near the value you measure most. Common picks: \u003cstrong\u003e442-3000\u003c\/strong\u003e for general natural-water and TDS work, \u003cstrong\u003e442-150\u003c\/strong\u003e for RO permeate and low-TDS drinking water, \u003cstrong\u003e442-15000\u003c\/strong\u003e or \u003cstrong\u003e442-30000\u003c\/strong\u003e for cooling tower blowdown and high-salinity applications.\u003c\/p\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\/442SDS.pdf\" target=\"_blank\" rel=\"noopener\"\u003e442 Solution Safety Data Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.myronl.com\/products\/standard-solutions-buffers\/\" target=\"_blank\" rel=\"noopener\"\u003eManufacturer solutions page\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003eShopping for a meter? See our \u003ca href=\"\/collections\/myron-l\"\u003eMyron L instruments\u003c\/a\u003e collection.\u003c\/p\u003e","brand":"Myron L Company","offers":[{"title":"442-15 Quart","offer_id":48464286417086,"sku":"MYR-L-442-15Q","price":30.0,"currency_code":"USD","in_stock":true},{"title":"442-15 Gallon","offer_id":48464286449854,"sku":"MYR-L-442-15G","price":105.5,"currency_code":"USD","in_stock":true},{"title":"442-30 Quart","offer_id":48464286482622,"sku":"MYR-L-442-30Q","price":30.0,"currency_code":"USD","in_stock":true},{"title":"442-30 Gallon","offer_id":48464286515390,"sku":"MYR-L-442-30G","price":105.5,"currency_code":"USD","in_stock":true},{"title":"442-150 Quart","offer_id":48464286548158,"sku":"MYR-L-442-150Q","price":30.0,"currency_code":"USD","in_stock":true},{"title":"442-150 Gallon","offer_id":48464286580926,"sku":"MYR-L-442-150G","price":105.5,"currency_code":"USD","in_stock":true},{"title":"442-300 Quart","offer_id":48464286613694,"sku":"MYR-L-442-300Q","price":30.0,"currency_code":"USD","in_stock":true},{"title":"442-300 Gallon","offer_id":48464286646462,"sku":"MYR-L-442-300G","price":105.5,"currency_code":"USD","in_stock":true},{"title":"442-500 Quart","offer_id":48464286679230,"sku":"MYR-L-442-500Q","price":30.0,"currency_code":"USD","in_stock":true},{"title":"442-500 Gallon","offer_id":48464286711998,"sku":"MYR-L-442-500G","price":105.5,"currency_code":"USD","in_stock":true},{"title":"442-1000 Quart","offer_id":48464286744766,"sku":"MYR-L-442-1000Q","price":30.0,"currency_code":"USD","in_stock":true},{"title":"442-1000 Gallon","offer_id":48464286777534,"sku":"MYR-L-442-1000G","price":105.5,"currency_code":"USD","in_stock":true},{"title":"442-1500 2 oz","offer_id":48464286810302,"sku":"MYR-L-442-15002OZ","price":16.5,"currency_code":"USD","in_stock":true},{"title":"442-1500 Quart","offer_id":48464286843070,"sku":"MYR-L-442-1500Q","price":30.0,"currency_code":"USD","in_stock":true},{"title":"442-1500 Gallon","offer_id":48464286875838,"sku":"MYR-L-442-1500G","price":105.5,"currency_code":"USD","in_stock":true},{"title":"442-3000 2 oz","offer_id":48464286908606,"sku":"MYR-L-442-30002OZ","price":16.5,"currency_code":"USD","in_stock":true},{"title":"442-3000 Quart","offer_id":48464286941374,"sku":"MYR-L-442-3000Q","price":30.0,"currency_code":"USD","in_stock":true},{"title":"442-3000 Gallon","offer_id":48464286974142,"sku":"MYR-L-442-3000G","price":105.5,"currency_code":"USD","in_stock":true},{"title":"442-15000 Quart","offer_id":48464287006910,"sku":"MYR-L-442-15000Q","price":30.0,"currency_code":"USD","in_stock":true},{"title":"442-15000 Gallon","offer_id":48464287039678,"sku":"MYR-L-442-15000G","price":105.5,"currency_code":"USD","in_stock":true},{"title":"442-30000 2 oz","offer_id":48464287072446,"sku":"MYR-L-442-300002OZ","price":16.5,"currency_code":"USD","in_stock":true},{"title":"442-30000 Quart","offer_id":48464287105214,"sku":"MYR-L-442-30000Q","price":30.0,"currency_code":"USD","in_stock":true},{"title":"442-30000 Gallon","offer_id":48464287137982,"sku":"MYR-L-442-30000G","price":105.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/standard_buffers_solutions_products.png?v=1785877721","url":"https:\/\/envirotechonline.com\/products\/myron-l-442-natural-water-standard-calibration-solution","provider":"EnviroTech Services","version":"1.0","type":"link"}