Meters & Solutions

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GroChek Hanna pH Indicator

This pH indicator has been designed to meet the grower's need for equipment suited to the aggressive..

$138.99

GroChek Hanna pH/EC/TDS/C/PPT Pocket Tester

Here is a waterproof tester that offers high accuracy pH, EC/TDS, and temperature measurements in a ..

$199.99

GroChek pH & TDS Combo Continuous Reading Meter

This continuous reading meter is ideal for agricultural, horticultural, and hydroponics applications..

$224.99

GroChek pH/EC/TDS Meter

Automatic Temperature Computing Fast Response Probe Simple to Use ..

$249.95

GroChek pH/EC/TDS/C Portable Meter w/ Cal Check

HI 9813-6 is a versatile, water resistant, multiparameter portable instrument specifically designed ..

$272.99

GroChek pH/EC/TDS/Temp. Combo

This indicator continuously monitors the three most crucial nutrient parameters in hydroponic, green..

$259.99

GroChek replacement probe for HI9813

Keep your GroChek HI9813 pH temperature meter running strong with a companion replacement probe. The..

$131.99

GroChek Replacement Probe for HI9813-5 & HI9813-5N

This pH/EC/TDS/temperature probe probe features a fiber junction and gel electrolyte making it ideal..

$146.99

HALO Direct Soil Bluetooth pH Electrode

FC2022 Hanna Instruments Direct Soil HALO Bluetooth® pH Electrode This Bluetooth® enabled electrode..

$266.99

HALO Gel Filled Bluetooth pH Electrode

Halo Gel Filled Bluetooth pH Electrode This Bluetooth® enabled electrode turns your Apple or Androi..

$212.99

Hanna Gro'CHEK pHEP 4 Meter

The pHEP 4 includes a dual-level LCD, battery level indicator, BEPS, replaceable pH electrode cartri..

$116.99

Hanna Gro'CHEK pHEP 5 Meter

The pHEP 5 includes a dual-level LCD, battery level indicator, BEPS, replaceable pH electrode cartri..

$130.99

Hydroponic H2O Conditioner: Dechlorine & Detoxifies

The contents of this water conditioner create a balanced all-in-one product that will greatly improv..

$17.99

Kit- pH Controller w/ user set point & Dosing Pump

The MC720 Kit - Comes with the MC122 pH controller and MP810 dosing pump The small and precise flo..

$337.99

Low/High/EC High Replacement Sensor

Purchase this replacement sensor for your Oakton Low/High/EC High tester and keep your instrument ru..

$80.99