Starter Solution Kit includes;
1 x pH 4.01 buffer solution 250ml Bottle
1 x pH 7.0 buffer solution 250ml Bottle
1 x 1413 µS/cm conductivity calibration solution 250ml Bottle
1 x Cleaning solution 250ml Bottle
1 x Storage solution 250ml Bottle
Perfect kit to calibrate and maintain your pH/EC meters and Testers!!!