Hanna 4.01, 7.01, and Cleaning Solution

This convenient starter kit includes the cleaning and calibration solutions that will give you the most out of your meter, saving you money on replacement probes. Single-dose sachets are quick and easy to use. Each sealed, light tight sachets holds just the right amount of solution. Kit Includes: (5) pH 4.01 buffer solution sachets, (5) pH 7.01 buffer solution sachets and (5) General cleaning solution sachets.