Growth Technology pH Buffer 4 & 7 Calibration Fluid Meter Solution Hydroponics Please select above which products you require Solutions of a known and fixed pH. These are used to calibrate pH meters. This should be done on a regular basis to ensure ongoing accuracy from the meter. Available buffer solutions: pH 4 and pH 7
Additional information
Weight | 0.69 kg |
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Brand | Growth Technology |
EAN | 5056256800470 |