General Hydroponics®, pH 7.01 Calibration Solution, Standard Reference Solution for Calibration of pH Meters and Electrode Storage (8 oz.)

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General Hydroponics®, pH 7.01 Calibration Solution, Standard Reference Solution for Calibration of pH Meters and Electrode Storage (8 oz.)

Original price was: $7.49.Current price is: $2.24.

SKU: 7926854189092 Category: Standard Reference Solution

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Description

General Hydroponics™ 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 Hydroponics™ 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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