pH 7.01 Calibration Buffer Solution - Hanna Instruments

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