Low-Flow Groundwater Sampling Equipment

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    Low-flow purging and sampling in line with US EPA guidance: bladder pumps and controllers, 12 V submersible and peristaltic pumps, dedicated pump systems, and in-line filters. Choose pump diameter to match your well casing — tubing, bladders and repair parts are in the matching parts & accessories collections.

    30 products
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    Solinst 407 Bladder Pumps and replaceable cartridge
    Solinst 407 Bladder Pump
    Solinst 407 Bladder Pump
    from $222.30
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    Solinst 464 Electronic Pump Control Unit
    Solinst 464 Electronic Pump Control Unit
    from $1,541.85
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    Solinst Model 410 Peristaltic Pump
    $42.00 from $39.90 Save $2.10
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    Solinst 415 12V Submersible Pump Controller
    $1,363.25
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    Solinst 415 12V Submersible Pump
    Solinst 415 12V Submersible Pump
    from $25.65
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    Geotech GeoControl Pro & Bladder Pump Kits
    $3,200.00 from $3,040.00 Save $160.00
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    Geotech GeoSub 2 Pump & Controller Kit
    $306.00 from $290.70 Save $15.30
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    Geotech Redi-Flo2 System with VFD, extension cord, Redi-flo2 (formerly Grundfos)electric submersible pump, and GeoReel for groundwater sampling.
    RediFlo2 (MP1) Pump and Hand Reels
    $2,220.00 from $1,882.12 Save $337.88
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    Geotech Geopump Peristaltic Pump
    $100.00 from $95.00 Save $5.00
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    Geotech portable stainless steel bladder pumps
    Geotech Portable Bladder Pump — 0.85"
    $720.00 $684.00 Save $36.00
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    Geotech portable stainless steel bladder pumps
    Geotech Portable Bladder Pump — 0.675"
    $720.00 $684.00 Save $36.00
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    Geotech portable stainless steel bladder pumps
    Geotech Portable Bladder Pump — 1.66"
    $790.00 from $750.50 Save $39.50
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    Geotech stainless steel bladder pump models
    Geotech Dedicated Bladder Pump — 1.66"
    $785.00 $745.75 Save $39.25
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    YSI ProQuatro Kit for Low Flow Sampling
    $5,322.00 $4,933.00 Save $389.00
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    YSI ProDSS Kit for Low Flow Sampling
    $9,861.00 $9,549.00 Save $312.00
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    YSI ProDSS Multiparameter Water Quality Meter
    $1,361.00 from $1,293.00 Save $68.00
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    YSI ProQuatro Multiparameter Meter
    $272.00 from $258.00 Save $14.00
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    In-Situ Aqua TROLL 800
    from $11,828.00
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    In-Situ Aqua TROLL 700
    from $9,833.00
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    Aqua TROLL 600, Sonde Only
    Aqua TROLL 600, Sonde Only Vertical
    In-Situ Aqua TROLL 600
    from $10,018.00