PH & PPM Meters
16 products
Showing 1 - 16 of 16 products
Showing 1 - 16 of 16 products
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Bluelab
Bluelab - pH Probe KCl Storage Solution
Sale priceFrom $2.02
Regular price$11.95
In stock, 15 unitsSave $0.55

Bluelab
Bluelab - 2.77EC Conductivity Solution, 250 ml
Sale price$7.60
Regular price$8.15
Only 2 units leftSave $17.26


General Hydroponics
GH pH 4.01 Calibration Solution
Sale priceFrom $8.49
Regular price$25.75
In stock, 13 units
Hanna Instruments
Hanna Instruments - General Purpose Electrode Cleaning Solution
Sale priceFrom $2.02
In stock, 17 unitsSave $14.32

Hanna Instruments
GroLine - Direct Soil pH Electrode HI1294 for HI9814
Sale price$194.68
Regular price$209.00
Only 1 unit leftFree ShippingSave $16.00

Hanna Instruments
Spare pH Sensor for Hanna Testers - HI73127
Sale price$59.99
Regular price$75.99
Only 1 unit leftFree ShippingSave $22.00


Bluelab
4 in 1 Digital PH/TDS/EC/Temperature Meter
Sale price$47.99
Regular price$69.99
In stock, 8 unitsSave $7.04


General Hydroponics
General Hydroponics pH Control Kit
Sale price$18.95
Regular price$25.99
In stock, 28 unitsSave $130.01

Gardin
Continuous Water Quality Monitor: pH & EC
Sale price$69.98
Regular price$199.99
Only 2 units leftSave $286.20


Gardin
Continuous Water Quality Monitor: PH, EC, CF, TDS & Temperature
Sale price$113.79
Regular price$399.99
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