Bluelab pH 7.0 Calibration Solution - 250ml Starter Kit Everything you need to clean

Everything you need to clean

AQUAplate Square fits into 1Pot and easy2grow trays

Growers aiming for strong root development and higher yields

Calcium and Yucca extract which encourages the plant to take up more water and nutrients

Bluelab pH 7.0 Calibration Solution - 250ml Starter Kit Everything you need to cleanIt is recommended that pH instruments are cleaned and calibrated at least monthly to provide you with the most accurate reading. pH measuring equipment is calibrated to pH 7. 0 first (buffer) then to pH 4. 0 (slope). Essential for use with all Bluelab pH products for the calibration of Bluelab pH Probes. To ensure solutions remain accurate: Avoid cross contamination Decanter into a smaller plastic cup Discard sample after use Store in a cool dark