For the calibration of pH testers. Use in conjunction with pH Buffer 4.
Hydroponic Essentials pH Buffer 7 Calibration Solution, 1 qt
$19.95
SKU: ESCALQT7
Category: Meters & Solutions
Weight | 2.34 lbs |
---|---|
Dimensions | 3.25 × 3.25 × 8.6 in |
Brand
Hydroponic Essentials
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