BLUELAB, pH 7.0 calibration solution 500ml

A pH calibration solution is a must in every grower's toolbox. Bluelab pH 7.0 Calibration Liquid 500 ml is a high quality solution for calibrating pH probes.

The Bluelab calibration solutions are essential for the use of Bluelab pH meters. These solutions have been specially developed for Bluelab products where reference is made to high laboratory standards. All this to ensure that your Bluelab products last longer and continue to achieve accurate measurements.