pH/EC/TDS Meters & Solutions
Showing 25 - 43 of 43
Sale 0%
General Hydroponics GH pH 7.01 Solution
General Hydroponics® Meter Calibration Solutions
$23.84 $23.84
Sale -15%
Emerald Harvest Emerald Harvest pH Up Gallon/3.79 Liter
Keep your nutrient solution in the sweet spot with Emerald Harvest® pH Up. A pH..
$81.51 $69.28
Sale -19%
GroStar GroStar GS4 pH/EC Combo Pen GS4
Features:
• Measures pH, conductivity (EC and 500ppm/700ppm) and temperature ..
• Measures pH, conductivity (EC and 500ppm/700ppm) and temperature ..
$178.99 $144.49
Sale -11%
Hanna Instruments GroLine Waterproof Tester Combo
GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester..
$225.00 $199.99
Sale -12%
Hanna Instruments GroLine Quick Cal Solution 230 ML
HI5036-023 is a quick calibration solution for use with Hanna's GroLine pH and/o..
$16.50 $14.49
Sale -13%
Hanna Instruments GroLine Probe Combo
The HI1285-7 is a 3-in-1 pre-amplified multiparameter probe that measures pH, EC..
$155.00 $134.99
Sale -11%
Hanna Instruments Groline Monitor Inline
The HI981421 GroLine Monitor for Hydroponic Nutrients provides around-the-clock,..
$505.00 $449.99
Sale -15%
Bluelab Bluelab Conductivity Care Kit Kit
Bluelab Nutrient Probe Care Kit Conductivity
$30.74 $26.13
Sale -15%
Bluelab Bluelab Commercial Truncheon
Bluelab Commercial Truncheon® Nutrient Meter
$157.94 $134.25
Sale -15%
Emerald Harvest Emerald Harvest pH Up
Emerald Harvest® pH Up
Keep your nutrient solution in the sweet spot with Emer..
Keep your nutrient solution in the sweet spot with Emer..
$26.68 $22.68
Sale -40%
Emerald Harvest Emerald Harvest pH Down
Emerald Harvest® pH Down
Keep your nutrient solution in the sweet spot with Em..
Keep your nutrient solution in the sweet spot with Em..
$171.84 $103.95
Showing 25 - 43 of 43