pH/EC/TDS Meters & Solutions
Showing 25 - 38 of 38
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 Cleaning Solution 230 ML
HI7061-023 is the GroLine general purpose cleaning solution that can be used for..
$16.50 $14.49
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 -15%
Bluelab Bluelab Probe Care Kit pH Kit
Bluelab® Probe Care Kit for Conductivity Probes
$23.32 $19.82
Sale -15%
Bluelab Bluelab Conductivity Care Kit Kit
Bluelab Nutrient Probe Care Kit Conductivity
$30.74 $26.13
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 -15%
Bluelab Bluelab Meter Guardian
Bluelab® Guardian Monitor
Adjustable brightness display. Large easy-to-read, p..
Adjustable brightness display. Large easy-to-read, p..
$445.20 $378.42
Sale -15%
Bluelab Bluelab Commercial Truncheon
Bluelab Commercial Truncheon® Nutrient Meter
$157.94 $134.25
Sale 0%
General Hydroponics GH pH 7.01 Solution
General Hydroponics® Meter Calibration Solutions
$23.84 $23.84
Showing 25 - 38 of 38