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GH pH 4.01 Calibration Sol. 8oz

GH pH 4.01 Calibration Sol. 8oz

SKU: ghphcal40-8z
$5.00
12
IN STOCK
Category : Nutrients
Weight : 0.65lbs
Description

General Hydroponicsâ„¢ uses the highest-quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters (NaCl scale or the 442 scale). General Hydroponicsâ„¢ technicians check each batch to ensure that our solutions are precisely calibrated and yield reliable readings each time they are used.
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