Bluelab pH 7.0 Calibration Solution 500ml Tools Select a container 2-3 times

Select a container 2-3 times the diameter of the plant’s root mass and 3-6 inches (7

00) Grow Tent

PowerSun Electronic Ballast Fan-Cooled 600W HPS / MH 120 / 240V

Super Sprouter Heat Mat

Bluelab pH 7.0 Calibration Solution 500ml Tools Select a container 2-3 timesBluelab pH 7. 0 Calibration Solution pH 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.