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Due to recent circumstances, Certain orders may be delayed as products become available. If your order falls under critera we will reach out via email *NOT ALL ORDERS ARE AFFECTED
Due to recent circumstances, Certain orders may be delayed as products become available. If your order falls under critera we will reach out via email *NOT ALL ORDERS ARE AFFECTED

General Hydroponics Ph 4.01 Calibration Solution

$5.31
Size

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.