Bluelab 4.0 pH Calibration Solution, 20 ml, case of 25 hydro-components Lightweight

Lightweight

• Sleeved column for removal of plant waxes

or wasting valuable electronic resources running cooling fans or other unwanted devices

• Restores a sharp edge in just a few passes and lasts for years

VTM Series

Bluelab 4.0 pH Calibration Solution, 20 ml, case of 25 hydro-components LightweightCalibration 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