Description
20 ml pack of pH 7 buffer solution will you calibrate your probe to neutral. Do this before calibrating to 4 pH.
20 ml pack of pH 7 Buffer solu
$25.00
Additional information
| Weight | 1.1800 lbs |
|---|---|
| Dimensions | 4.000 × 4.250 × 4.000 in |
| Brand | HM Digital Meters |
