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  • HM Digital ORP-200 Waterproof ORP Meter

    HM Digital

    HM Digital ORP-200 Waterproof ORP Meter

    MSRP: $12,324
    $8,627
    ORP-200: Waterproof ORP Meter Ideal for all ORP testing, including anti-oxidant measurement, water purification applications, ionizers, agriculture, aquariums & aquaculture, chlorine monitoring, cooling tower disinfection, environmental testing,...
    MSRP: $12,324
    $8,627

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  • HM Digital COM-300 Water Testing Meter

    HM Digital

    HM Digital Com-300 pH/TDS/EC/Temperature Digital Water Tester

    MSRP: $17,920
    $11,148
    HM Digital COM-300: Waterproof Professional Series pH/EC/TDS/Temp Meter The COM-300 is a professional grade level pH/EC/TDS/Temp meter ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture,...
    MSRP: $17,920
    $11,148

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  • ORP Buffer Solution and Electrode Test Kit ORP Buffer Solution and Electrode Test Kit

    HM Digital

    ORP Buffer Solution and Electrode Test Kit

    $2,123
      ORP Buffer Solution and Electrode Test Kit HM Digital's pH buffer solution comes in powder form, so it's lightweight, takes up very little space, is inexpensive and has an indefinite shelf life. Dry so it ships easily. FEATURES Variety pack...
    $2,123

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  • pH Buffer Solution Variety Pack pH Buffer Solution Variety Pack

    HM Digital

    pH Buffer Solution Variety Pack

    MSRP: $2,017
    $1,115
    HM Digital's pH buffer solution comes in powder form, so it's lightweight, takes up very little space, is inexpensive and has an indefinite shelf life. Use these buffers with any pH instrument for easy calibration. Dry so it travels easily. FEATURES ...
    MSRP: $2,017
    $1,115

  • Waterproof pH Meter PH-200

    HM Digital

    PH-200 Waterproof pH Meter

    MSRP: $9,159
    $7,842
    Ideal for all pH testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment, wine, coffee,...
    MSRP: $9,159
    $7,842

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  • COM-100 Waterproof EC / TDS / Temperature Combo Meter

    HM Digital

    COM-100 Waterproof EC / TDS / Temperature Combo Meter

    MSRP: $7,277
    $6,050
    Ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and...
    MSRP: $7,277
    $6,050

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  • Clearance HM Digital COM-80 EC/TDS HydroTester

    HM Digital

    Clearance HM Digital COM-80 EC/TDS HydroTester

    MSRP: $5,260
    $2,061
    Clearance ( NEW OLD STOCK ) - small scratch on screen     Brand New! The COM-80 is a reliable, economically priced, EC/TDS meter that is perfect for testing applications like hydroponics, gardening, pools, spas, aquariums, reef tanks, water...
    MSRP: $5,260
    $2,061

  • HM Digital COM-80 EC/TDS HydroTester

    HM Digital

    HM Digital COM-80 EC/TDS HydroTester

    MSRP: $5,260
    $3,182
    Brand New! The COM-80 is a reliable, economically priced, EC/TDS meter that is perfect for testing applications like hydroponics, gardening, pools, spas, aquariums, reef tanks, water ionizers, drinking water and more.FEATURES Measures electrical...
    MSRP: $5,260
    $3,182

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  • HM Digital PH-80 pH HydroTester

    HM Digital

    HM Digital PH-80 pH HydroTester

    MSRP: $6,717
    $4,705
    Measuring the pH value of water-based solutions is important for various applications. This can be easily done using HM Digital PH-80 pH Hydro Tester. This device is economically priced, and equipped with advanced microprocessor technologies. Cannon...
    MSRP: $6,717
    $4,705

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  • HM Digital AquaPro AP-2 Water Quality Tester HM Digital AquaPro AP-2 Water Quality Tester

    HM Digital

    HM Digital AquaPro AP-2 Water Quality Tester (EC) Conductivity

    MSRP: $3,585
    $2,885
    The conductivity of water is very important for water management. For controlling and managing these factors, various conductivity tests are performed on water sources. EC water quality testing equipment are used for the purpose of measuring the...
    MSRP: $3,585
    $2,885

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  • HM Digital AP-1 AquaPro Water Quality Tester (TDS)

    HM Digital

    HM Digital AP-1 AquaPro Water Quality Tester (TDS)

    $3,355
    HM Digital introduces its new AquaPro series, a line of handheld TDS/EC meters with a sleek design that's perfect for today's modern kitchen. The AquaPro digital water testers are the next generation for today's tech-savvy and health-conscious consumer...
    $3,355

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