Bluelab pH 7.0 Calibration Solution Size:250 ml soak roots in diluted Liquid

soak roots in diluted Liquid Bloom before transplanting for a greater root mass

This revolutionary filter will keep your air-cooled reflectors

remove the brushes and fill the container with your preferred cleaning solution

These lamps have been specifically engineered for horticulture applications

Bluelab pH 7.0 Calibration Solution Size:250 ml soak roots in diluted LiquidpH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7. 0 first (buffer) then to pH 4. 0 (slope). Calibration Solution should be stored in a cool place out of direct sun and heat. They should be stored with the lids securely tightened.