General Hydroponics pH 4.01 Calibration Solution 8 oz

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SKU:
GHPH48
UPC:
744365297184
Weight:
1.00 Ounces
Shipping:
Calculated at Checkout
MSRP: $7.54
$6.95
— You save $0.59
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Description

pH 4.01 Meter Calibration Solution

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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