General Hydroponics Calibration Solution

$6.98

Purchase General Hydroponics Calibration Solution

General Hydroponics uses the highest quality electronic meter reference solutions. Growers can use our reference solutions widely among many popular brands of meters using the NaCl scale. General Hydroponics technicians check each batch to ensure that our solutions are exactly calibrated each time they are used.

Purchase General Hydroponics Calibration Solution

Select: 8 Ounce - pH 4.01 Calibration Solution; Quart - pH 4.01 Calibration Solution; 8 Ounce - pH 7.0 Calibration Solution; Quart - pH 7.0 Calibration Solution; 8 Ounce - ppm 1500 Calibration Solution

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