-
Bluelab pH Probe
Regular price $82.85Regular priceUnit price per -
Bluelab pH 7.0 Calibration Solution
Regular price $109.95Regular priceUnit price per -
GroLine Waterproof Pocket pH/Temperature Tester
Regular price $99.99Regular priceUnit price per -
Bluelab pH 4.0 Calibration Solution
Regular price $109.95Regular priceUnit price per -
HANNA Low Range pH/Conductivity/TDS/Temp Tester
Regular price $209.99Regular priceUnit price per -
Bluelab Leap pH Probe
Regular price $132.95Regular priceUnit price per -
GroLine Professional Portable Soil pH Meter
Regular price $799.99Regular priceUnit price per -
GroLine Waterproof Portable pH/EC/TDS Meter
Regular price $299.00Regular priceUnit price per -
GroStar GS2 Soil pH Pen (Gen II)
Regular price $194.95Regular priceUnit price per$205.65Sale price $194.95Sale -
Bluelab pH Pen
Regular price $94.65Regular priceUnit price per -
Sold outBluelab pH Controller Wi-Fi
Regular price $564.95Regular priceUnit price per -
Bluelab Multimedia pH Meter
Regular price $149.95Regular priceUnit price per$179.95Sale price $149.95Sale -
Bluelab Combo Meter Plus
Regular price $349.95Regular priceUnit price per -
Bluelab Temperature Probe
Regular price $54.60Regular priceUnit price per -
HM Digital COM-100 Pro Series TDS/EC/Temp Meter
Regular price $58.85Regular priceUnit price per -
Bluelab OnePen
Regular price $223.45Regular priceUnit price per -
Aqua Master P160 Pro Combo Pen
Regular price $97.95Regular priceUnit price per -
Aqua Master H600 Pro Handheld Meters
Regular price From $205.85Regular priceUnit price per -
Aqua Master Substrate Meters
Regular price From $116.95Regular priceUnit price per -
GroLine General Purpose Cleaning Solution
Regular price From $19.99Regular priceUnit price per -
Sold outHANNA HALO Wireless Soil pH Meter
Regular price $283.00Regular priceUnit price per -
HANNA Direct Soil Measurement pH Portable Meter
Regular price $559.99Regular priceUnit price per -
HM Digital COM-300L Pro Series pH/EC/TDS/Temp Meter
Regular price $159.65Regular priceUnit price per -
HM Digital HM-100 Continuous pH/EC/TDS/Temp Monitor
Regular price $183.95Regular priceUnit price per$209.95Sale price $183.95Sale -
HM Digital HM-200 Portable pH/EC/TDS/Temp Monitor
Regular price $202.45Regular priceUnit price per -
Bluelab Inline pH Probe
Regular price $183.25Regular priceUnit price per -
Bluelab Soil pH Pen
Regular price $189.95Regular priceUnit price per -
GroLine pH Calibration Buffer
Regular price From $19.99Regular priceUnit price per -
GroLine Quick Calibration Solution for pH and EC Meters
Regular price From $19.99Regular priceUnit price per -
GroLine Direct Soil and Soilless pH Electrode
Regular price $259.99Regular priceUnit price per -
GroLine pH/EC/TDS Multiparameter Probes
Regular price From $184.99Regular priceUnit price per -
GroLine HALO2 Wireless pH Tester for Soil
Regular price $159.99Regular priceUnit price per -
GroLine pH Dosing System
Regular price From $499.99Regular priceUnit price per -
GroLine Hydroponics pH Tester
Regular price $59.99Regular priceUnit price per -
GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temp Tester
Regular price $214.99Regular priceUnit price per -
GroLine Soil pH Tester
Regular price $139.99Regular priceUnit price per -
GroLine Waterproof Portable Hydro pH/EC/TDS/Temp Meter Kit
Regular price $459.99Regular priceUnit price per -
Milwaukee Instruments pH600 Digital pH Pen
Regular price $34.45Regular priceUnit price per -
Milwaukee Instruments pH 7.01 Solution, 500 ml
Regular price $19.95Regular priceUnit price per -
Milwaukee Instruments 4.01 pH Solution, 500 mL
Regular price $19.95Regular priceUnit price per -
GroStar Replacement Electrodes
Regular price From $40.80Regular priceUnit price per -
Apera pH Probe Maintenance Kit
Regular price $19.95Regular priceUnit price per -
Apera GroStar pH Calibration Kits
Regular price From $15.45Regular priceUnit price per -
GroStar GS1 pH Pen
Regular price $99.95Regular priceUnit price per -
Active Air 2-Way Moisture/pH Meter
Regular price $7.95Regular priceUnit price per -
HM Digital PH-200 Waterproof pH Meter
Regular price $78.75Regular priceUnit price per -
HM Digital pH/TDS/EC/Temp Meter COM-300
Regular price $121.15Regular priceUnit price per -
HM Digital pH Meter PH-80
Regular price $34.55Regular priceUnit price per -
Bluelab Truncheon Nutrient Meter V2
Regular price $94.45Regular priceUnit price per -
Bluelab Probe Care Kit - pH & Conductivity
Regular price $33.50Regular priceUnit price per -
Bluelab pH Probe KCI Storage Solution
Regular price $135.95Regular priceUnit price per -
Bluelab Commercial Truncheon Nutrient Meter
Regular price $94.45Regular priceUnit price per -
Bluelab Combo Meter
Regular price $289.95Regular priceUnit price per -
Bluelab Carry Case
Regular price $21.95Regular priceUnit price per -
Bluelab Conductivity Standard Solution
Regular price $109.95Regular priceUnit price per
