Bluelab 7.0 pH Calibration Solution Size:500 ml such as room environment

such as room environment

small capacity tank sprayer designed for use in the garden or home

whiter roots

Seal packaging between uses

does not leach metals or chemicals

Bluelab 7.0 pH Calibration Solution Size:500 ml such as room environmentCalibration and conductivity standard solutions a must in every grower's toolbox. The Bluelab calibration and conductivity standard solutions are essential for use with all Bluelab products for the calibration of pH and testing the cleanliness of the Bluelab Conductivity Temperature probe. Bluelab solutions are manufactured specifically for Bluelab products and are referenced to high laboratory standards to ensure your Bluelab products last longer and