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

    HM Digital

    COM-100 Waterproof EC / TDS / Temperature Combo Meter

    MSRP: FRw92 700
    FRw77 072
    Ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology...
    MSRP: FRw92 700
    FRw77 072

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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: FRw228 289
    FRw142 011
    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...
    MSRP: FRw228 289
    FRw142 011

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  • HM Digital ORP-200 Waterproof ORP Meter

    HM Digital

    HM Digital ORP-200 Waterproof ORP Meter

    MSRP: FRw156 998
    FRw109 898
    ORP-200: Waterproof ORP Meter Ideal for all ORP testing, including anti-oxidant measurement, water purification applications, ionizers, agriculture, aquariums & aquaculture, chlorine monitoring,...
    MSRP: FRw156 998
    FRw109 898

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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

    FRw27 046
      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...
    FRw27 046

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  • pH Buffer Solution Variety Pack pH Buffer Solution Variety Pack

    HM Digital

    pH Buffer Solution Variety Pack

    MSRP: FRw25 691
    FRw14 201
    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...
    MSRP: FRw25 691
    FRw14 201

  • Waterproof pH Meter PH-200

    HM Digital

    PH-200 Waterproof pH Meter

    MSRP: FRw116 678
    FRw99 908
    Ideal for all pH testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing,...
    MSRP: FRw116 678
    FRw99 908

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  • Clearance HM Digital COM-80 EC/TDS HydroTester

    HM Digital

    Clearance HM Digital COM-80 EC/TDS HydroTester

    MSRP: FRw67 009
    FRw26 261
    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,...
    MSRP: FRw67 009
    FRw26 261

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

    HM Digital

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

    FRw42 746
    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...
    FRw42 746

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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: FRw45 672
    FRw36 752
    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...
    MSRP: FRw45 672
    FRw36 752

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  • HM Digital COM-80 EC/TDS HydroTester

    HM Digital

    HM Digital COM-80 EC/TDS HydroTester

    MSRP: FRw67 009
    FRw40 534
    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,...
    MSRP: FRw67 009
    FRw40 534

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  • HM Digital PH-80 pH HydroTester

    HM Digital

    HM Digital PH-80 pH HydroTester

    MSRP: FRw85 564
    FRw59 945
    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...
    MSRP: FRw85 564
    FRw59 945

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