Bluelab 7.0 pH Calibration Solution 500ml (Case Of 6) #7 It is effective on adults

It is effective on adults

This blend feeds your plants the primary and secondary nutrients they need to shower you with vegetables

using stainless steel barrels

superior technical grade White Mineral Oil that is safe to use on most crops without effecting flavor

Specially developed to dramatically increase yield using multiple bacterial species

Bluelab 7.0 pH Calibration Solution 500ml (Case Of 6) #7 It is effective on adultsCalibration 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