PH/EC/TDS Meters and Solutions
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GroStar pH Probe Maintanence Kit
$25.78 Add to cartQuick View -
HM Digital Replacement pH Sensor Probe for HM-500
$64.48 Add to cartQuick View -
HM Digital 1000 ppm TDS Calibration Solution, 3 oz (90 ml)
$12.22 Add to cartQuick View -
HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester
$50.80 Add to cartQuick View -
HM Digital Handheld TDS-3 Tester
$18.10 Add to cartQuick View -
HM Digital HydroMaster HM-100 Continuous pH/EC/TDS/Temp Monitor
$162.06 Read moreQuick View -
HM Digital HydroMaster Portable/Wall Mount/Bench Continuous pH/EC/TDS/Temp
$385.28 Add to cartQuick View -
HM Digital Hydromaster Replacement EC/TDS Probe
$53.73 Read moreQuick View -
HM Digital pH / TDS / EC / Temp meter
$124.49 Add to cartQuick View -
HM Digital pH 80 Meter
$35.48 Add to cartQuick View -
HM Digital PH-80 pH/Temperature Meter
$50.03 Add to cartQuick View -
HM Digital PH-STOR pH Electrode Storage Solution
$9.12 Add to cartQuick View -
HM Digital Replacement Platinum Sensor for COM-100
$39.73 Read moreQuick View -
HM Digital TDS-3 Handheld TDS meter
$35.99 Add to cartQuick View -
HM Digital Water Resistant Ec/TDS Meter w/ Temperature in C/F Hydrotester (Model COM-80)
$27.90 Add to cartQuick View -
HM Digital Waterproof pH Meter
$77.78 Add to cartQuick View -
Microbe Life Hydroponics pH DOWN, 1 qt
$14.39 Add to cartQuick View -
Microbe Life Hydroponics pH UP, 1 qt
$14.39 Add to cartQuick View -
Milwaukee Instruments EC40 PRO EC/TDS Nutrient Meter
$112.16 Add to cartQuick View -
Milwaukee Instruments MA871 Digital Brix Refractometer, Range 0-85%
$209.28 Add to cartQuick View -
Milwaukee Instruments pH 4.01 Calibration Solution, 230 ml
$14.37 Add to cartQuick View -
Milwaukee Instruments pH 600 pH Tester w/1 Point Manual Calibration
$30.78 Add to cartQuick View -
Milwaukee Instruments pH 7.01 Solution, 230 ml
$14.37 Add to cartQuick View -
Milwaukee Instruments pH600 Digital pH Pen
$32.37 Add to cartQuick View -
Nutrient Pump, 30 ml
$4.11 Add to cartQuick View