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    HMDPHM80 Digital pH/Temperature Meter

    HMDPHM80 Digital pH/Temperature Meter

    The PH-80 is an economically priced, reliable pH meter (aka pH pen or pH tester) that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water, boilers and cooling towers,... more

    $44.39

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    Hm Digital Tds-4tm Meter With Digital Thermometer

    Hm Digital Tds-4tm Meter With Digital Thermometer

    Description Handheld Hydro Tester pH Meter. Extra information - The Digital TDS-4TM Water Meter is ideal for testing applications such as hydroponics and gardening, pools and spas, aquariums and reef tanks, water ionizers, drinking water and more - The... more

    $28.07

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    Digital Ph Meter Tester Water Lcd Monitor Pen Aquarium Us

    Digital Ph Meter Tester Water Lcd Monitor Pen Aquarium Us

    New Digital PH Meter Tester Water LCD Monitor Pen Aquarium US Description ____Brand New and High Quality.____An ideal instrument for Aquarium, Fishing Industry, Swimming Pool, School Laboratory, Food Beverage etc.____Excellent meter, very acurate and... more

    $10.79

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    HM PH-200 Waterproof pH Meter

    HM PH-200 Waterproof pH Meter

    The HM PH-200 Waterproof pH Meter is a highly accurate, professional grade digital pH and temperature meter. Incredibly accurate, the PH200 is perfect for both consumer and commercial use. more

    $66

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    CWS Pro PH-01 pH Meter

    CWS Pro PH-01 pH Meter

    We researched and tested many import pH meters, and this is the best and most reliable one yet. Very accurate and more expensive pH cell is used compared to other cheaper ones used for pools and spas! Easily and accurately test your water for pH and... more

    $29.00

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    HM Digital COM-80 Electrical Conductivity (EC) and Total Dissolved Solids Hydro Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, +/- 2% Readout Accuracy

    HM Digital COM-80 Electrical Conductivity (EC) and Total Dissolved Solids Hydro Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, +/- 2% Readout Accuracy

    Product Description: NEW! The COM-80 is an economically priced, reliable EC/TDS meter (ppm pen / nutrient tester) that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking... more

    $33.42

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    HM Digital TDS-4TM Meter with Digital Thermometer

    HM Digital TDS-4TM Meter with Digital Thermometer

    Handheld Hydro Tester pH Meter. more

    $22.42

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    Hm Digital Tds-4tm Meter With Digital Thermometer

    Hm Digital Tds-4tm Meter With Digital Thermometer

    HM Digital TDS-4TM Meter with Digital Thermometer Features of HM Digital TDS-4TM Meter with Digital Thermometer The Digital TDS-4TM Water Meter is ideal for testing applications such as hydroponics and gardening, pools and spas, aquariums and reef... more

    $31.52

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    Hm Digital Com-100 Tds/ec/t Meter/tester, Conductivity

    Hm Digital Com-100 Tds/ec/t Meter/tester, Conductivity

    HM DIGITAL COM-100 Waterproof EC/TDS/Temp Combo Meter (please check out the matching PH-200 pH meter)- Aut horized Distributor - Brand New Meter with 1-Year USA Manufacturer Warranty!Check out more Calibration Buffers/Solutions (Click Here) Check out... more

    $59.95

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    Ph-200: Waterproof Ph Meter

    Ph-200: Waterproof Ph Meter

    FEATURES Measures pH and Temperature Auto-ranging three point calibration with digital fine tuning Includes storage solution in a sponge embedded in a clear cap Waterproof housing (IP-67 rating)Simultaneous temperature display Measurement Range: 0-14... more

    $84.99

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    HM Digital PTDS-4TM Pocket Size TDS Meter w/ Temp

    HM Digital PTDS-4TM Pocket Size TDS Meter w/ Temp

    The HM Digital PTDS-4TM Pocket Size TDS Meter with Temperature Gauge is a hand held digital water quality tester which is used to test the amount of total dissolved solids (TDS) and other impurities in water. more

    $22

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    HM Digital pH Buffer Solution Variety Pack

    HM Digital pH Buffer Solution Variety Pack

    The pH Buffer Solution Variety Pack from HM Digital is lightweight, economically priced and has an indefinite shelf life. Easy to use. Preparation directions are included directly on the bottle. more

    $10

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    HM Digital TDS-4TM Meter with Digital Thermometer

    HM Digital TDS-4TM Meter with Digital Thermometer

    Handheld Hydro Tester pH Meter. more

    $22.20

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    Digital TDS Meter Tester

    Digital TDS Meter Tester

    This product is Digital TDS Meter Tester, which is great for water filters, food vegetable, fruits and drink quality monitoring, pools and spas, aquariums, hydroponics, etc. Easy to use and store. Used to test the quality of various water. more

    $22.89

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    HM Digital ORP-200 ORP Meter Water Tester w/ Temp.

    HM Digital ORP-200 ORP Meter Water Tester w/ Temp.

    The HM Digital ORP-200 ORP Meter Water Tester with Temperature Gauge is a water tester used to test the Oxidation Reduction Potential (ORP) in your water supply. more

    $88

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    HM Digital Waterproof EC/TDS/Temp HydroTester

    HM Digital Waterproof EC/TDS/Temp HydroTester

    "The COM-80 is an economically priced, reliable EC/TDS meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. Features: Measures electrical... more

    $59.13

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    More information about Water Filters

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