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

    HM Digital

    COM-100 Waterproof EC / TDS / Temperature Combo Meter

    MSRP: FRw92 450
    FRw76 864
    Ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology...
    MSRP: FRw92 450
    FRw76 864

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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: FRw227 673
    FRw141 628
    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: FRw227 673
    FRw141 628

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  • HM Digital ORP-200 Waterproof ORP Meter

    HM Digital

    HM Digital ORP-200 Waterproof ORP Meter

    MSRP: FRw156 574
    FRw109 602
    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 574
    FRw109 602

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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

    FRw26 973
      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...
    FRw26 973

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  • pH Buffer Solution Variety Pack pH Buffer Solution Variety Pack

    HM Digital

    pH Buffer Solution Variety Pack

    MSRP: FRw25 621
    FRw14 163
    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 621
    FRw14 163

  • Waterproof pH Meter PH-200

    HM Digital

    PH-200 Waterproof pH Meter

    MSRP: FRw116 363
    FRw99 638
    Ideal for all pH testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing,...
    MSRP: FRw116 363
    FRw99 638

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  • Clearance HM Digital COM-80 EC/TDS HydroTester

    HM Digital

    Clearance HM Digital COM-80 EC/TDS HydroTester

    MSRP: FRw66 829
    FRw26 191
    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: FRw66 829
    FRw26 191

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

    HM Digital

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

    FRw42 631
    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 631

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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 549
    FRw36 653
    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 549
    FRw36 653

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  • HM Digital COM-80 EC/TDS HydroTester

    HM Digital

    HM Digital COM-80 EC/TDS HydroTester

    MSRP: FRw66 829
    FRw40 425
    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: FRw66 829
    FRw40 425

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  • HM Digital PH-80 pH HydroTester

    HM Digital

    HM Digital PH-80 pH HydroTester

    MSRP: FRw85 333
    FRw59 783
    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 333
    FRw59 783

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