Bluelab 4.0 pH Calibration Solution 250ml (Case Of 6) #3 Designed for use with Phantom

Designed for use with Phantom DE fixtures

battery operated

but can just as easily be used in smaller operations and grow tents

They are injection-molded containers manufactured with high-grade polypropylene

Bluelab 4.0 pH Calibration Solution 250ml (Case Of 6) #3 Designed for use with PhantomCalibration 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