pH Calibration Buffer Solution

A premium quality pH 7.01 calibration solution. Each sealed sachet holds just the right amount of pH buffer solution making every sachet as fresh as the day it was packaged!

• Highly portable, with a small footprint and a lightweight design
• Color-coded label for easy identification of pH 7 buffer value (green)
• Perfect for use with testers and portable meters!
• Supplied with Certificate of Analysis
• Accuracy of +/- 0.01 pH @ 25°C
• Temperature chart of the actual pH value at various temperatures printed on each sachet
• Hanna pH buffers are specially formulated to have an expiration of 5 years from manufacture for an unopened sachet.

Can purchase a pack of x25 20ml sachets or 20ml sachet individually