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General Hydroponics pH Calibration 7.0 Solution, 8 oz
Original price was: $7.99.$5.00Current price is: $5.00.
The General Hydroponics 7.0 and 4.01 Calibration Solutions are all that’s needed for the calibration of pH meters. Simply dip the probe in a small amount of the balanced solution and adjust the meter according to instructions.
STORE PICK UP ONLY
Description
The General Hydroponics 7.0 and 4.01 Calibration Solutions are all that’s needed for the calibration of pH meters. Simply dip the probe in a small amount of the balanced solution and adjust the meter according to instructions.
STORE PICK UP ONLY
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