pH/EC/TDS Meters & Solutions

Bluelab® pH Probe KCI Storage Solution

GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester

HI5036-023 is a quick calibration solution for use with Hanna's GroLine pH and/or EC/TDS meters. Using the Quick Cal function found in compatible meters allows for a single point calibration for pH and/or conductivity sensors. Each bottle has the lot numb

The HI1285-7 is a 3-in-1 pre-amplified multiparameter probe that measures pH, EC/TDS, and temperature within a single polypropylene body. The pH portion of this probe is constructed with a cloth junction, maintenance-free polymer gel electrolyte, and a lo

The HI981421 GroLine Monitor for Hydroponic Nutrients provides around-the-clock, continuous monitoring of pH, conductivity (EC & TDS), and temperature in hydroponic nutrient solutions. Quick to setup, simple to use, this monitor was designed with Hydropon

HI7061-023 is the GroLine general purpose cleaning solution that can be used for a variety of applications. Electrodes can become dirty from use and will produce inaccurate results even as they read correctly in a pH buffer. Hanna's cleaning solutions eli

Bluelab Replacement pH Probe

Bluelab® Probe Care Kit for Conductivity Probes

Bluelab® Multimedia pH Meter with Leap™ pH Probe

Bluelab® Combo Meter

Bluelab® Guardian Monitor Connect In-Line

Bluelab Nutrient Probe Care Kit Conductivity

Bluelab Replacement pH Probe

Bluelab Leap pH Probe (Probe Only)

Bluelab® Guardian Monitor
Adjustable brightness display. Large easy-to-read, plant-safe green LED displays.

Bluelab Commercial Truncheon® Nutrient Meter

Bluelab® pH 7.0 Calibration Solution

Bluelab® 2.77 EC Conductivity Standard Solution

Emerald Harvest® pH Up
Keep your nutrient solution in the sweet spot with Emerald Harvest® pH Up.