Meters & Solutions

33 products

    33 products
    pH Down 32oz
    Microbe Life Hydroponics
    pH Up 32oz
    Microbe Life Hydroponics
    PH Tester w/1 Point Manual Cal
    Milwaukee Instruments
    pH Tester With 1 Point Manual Calibration
    Milwaukee Instruments
    PH7 Solution, 220ml
    Milwaukee Instruments
    PH4 Solution, 220ml
    Milwaukee Instruments
    Digital Brix Refractometer Range - 0 to 85
    Milwaukee Instruments
    Milwaukee Instruments EC40 EC/TDS Nutrient Meter
    Milwaukee Instruments
    2-Way pH & Moisture Meter
    Active Air
    Active Air 3 - Way Meter
    Active Air
    PH/ORP Storage Solution
    HM Digital Meters
    TDS-3 Handheld TDS meter
    HM Digital Meters
    Replacement pH Sensor HM-500
    HM Digital Meters
    Replacement TDS Sensor HM-500
    HM Digital Meters
    Replacement Platinum Sensor COM-100
    HM Digital Meters
    PH/Temperature Meter
    HM Digital Meters
    HydroMaster 100 - Continuous pH/EC/TDS/Temp Monitor
    HM Digital Meters
    EC/TDS/Temp Waterproof Hydro Tester
    HM Digital Meters
    1000ppm Calibration Solution
    HM Digital Meters
    AquaPro TDS/Temperature Meter
    HM Digital Meters
    Continuous pH/EC/TDS/Temp portable/wallmount/bench
    HM Digital Meters
    Apera EC calibration kit (2.77EC, 8oz.)
    GroStar
    Apera pH probe maintenance kit
    GroStar
    Apera pH calibration kit (pH 4/7/10, 8oz. each)
    GroStar
    Apera pH calibration kit (pH 4/7, 8oz. each)
    GroStar
    Apera GroStar GS4-E replacement pH/EC combo electrode
    GroStar
    Apera GroStar GS3-E replacement EC electrode
    GroStar
    Apera GroStar GS2-E replacement Soil Spear pH electrode
    GroStar
    Apera GroStar GS1-E replacement pH electrode
    GroStar
    Apera GroStar GS2 Soil pH Pen
    GroStar
    Apera GroStar GS4 pH/EC Combo Pen
    GroStar
    Apera GroStar GS3 EC Pen
    GroStar
    Apera GroStar GS1 pH Pen
    GroStar