Starter Solution Kit for pH Meters (250/500 mL)

Starter Solution Kit includes; 1 x pH 4.01 buffer solution 250 / 500 mL Bottle 1 x pH 7.0 buffer solution 250 / 500 mL Bottle 1 x pH 10.0 buffer solution 250 / 500 mL Bottle 1 x Cleaning solution 250 / 500 mL Bottle 1 x Storage solution 250 / 500 mL Bottle Perfect kit to calibrate and maintain your pH meters and Testers!!!