Bluelab pH 7.0 Calibration Solution – 250 ml / 8.4 fl oz food thermometer 5x more accurate than some

5x more accurate than some alternative meters

Take full control of your nutrient dosing from anywhere

8 ft (inline probe)

Santevia Mineral Stones release calcium

Bluelab pH 7.0 Calibration Solution – 250 ml / 8.4 fl oz food thermometer 5x more accurate than somepH 7. 0 calibration solutions a must in every grower's toolbox Features: Contains 1 bottle 250 ml 8. 4 fl oz Boost your pH products longevity with regular cleaning and calibration Bluelab pH 7. 0 Calibration Solution ensures accurate pH meter readings every time. This 250 ml bottle of precision grade calibration fluid maintains your testing equipment at peak performance, essential for reliable water quality monitoring in labs, hydroponics, and