pH/EC/TDS Meters & Solutions
Sale -12%
Hanna Instruments GroLine EC/TDS Tester GroLine EC/TDS Tester
The HI98318 is our latest pocket meter for measuring the EC/TDS of a hydroponic ..
$85.00 $74.99
Sale -12%
Hanna Instruments GroLine Calibration Sol 4.01 230 ML
HI7004-023 is a high quality pH 4.01 calibration buffer that is NIST traceable a..
$16.50 $14.49
Sale 3%
Cutting Edge Solutions CES PH Up
CES pH Up™
Concentrated pH adjustment liquid, alkaline buffer raises water ..
Concentrated pH adjustment liquid, alkaline buffer raises water ..
$32.50 $33.60
Sale -12%
Hanna Instruments Groline Probe Inline
The HI1285-9 inline multiparameter probe measures pH, EC/TDS, and temperature in..
$290.00 $254.99
Sale -12%
Hanna Instruments GroLine Cleaning Solution 230 ML
HI7061-023 is the GroLine general purpose cleaning solution that can be used for..
$16.50 $14.49
Sale -45%
Advanced Nutrients AN pH Up
PH UP
When Your pH Is Too Low, You Need pH-Up
-- The Highest Concentration in ..
When Your pH Is Too Low, You Need pH-Up
-- The Highest Concentration in ..
$180.08 $99.04
Sale -45%
Advanced Nutrients AN pH Down
PH DOWN
When Your pH Is Too High, You Need pH-Down
-- The Highest Concentratio..
When Your pH Is Too High, You Need pH-Down
-- The Highest Concentratio..
$180.08 $99.04
Sale -15%
Bluelab Bluelab Truncheon Meter EC/PPM
Bluelab Original Truncheon® Nutrient Meter
$157.94 $134.25
Sale -15%
Bluelab Bluelab Multimedia Meter pH Meter
Bluelab® Multimedia pH Meter with Leap™ pH Probe
$295.74 $251.38
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
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