| Country/Region of Manufacture | New Zealand |
|---|---|
| Brand | BlueLab |
| Type | Meter Calibration Solutions |
| UPC | 9421024920449 |
Check the listing for details. BlueLab pH 7.0 Calibration Solution 250 ml. Condition: New. Listed at 15.99 USD. Boost your pH products’ longevity with regular cleaning and calibration. pH 7.0 calibration solutions - a must in every grower's toolbox pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings.