Single-dose sachets are quick and easy to use. Each sealed, light tight sachets holds just the right amount of solution. Every time your instrument is calibrated using these HANNA sachets, it is using a newly-opened bottle of 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.

This kit includes:
• (5) pH 4.01 buffer solution sachets
• (5) pH 7.01 buffer solution sachets
• (5) Agricultural cleaning solution sachets