Use this solution to calibrate your pH probe.
Neptune Systems pH Calibration Fluid (pH 4.01)
$1.95
Description
Use this solution to calibrate your pH probe. pH 4.01 solution
Additional information
| Weight | .2 lbs |
|---|---|
| Dimensions | 3 × 3 × 1 in |
| pH Value | 4.01, 7.01, 10.01 |
