pH 8.20 Calibration Buffer Solution (230 ml)

Premium quality pH 8.20 calibration buffer solution. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. HannaΓÇÕs line of calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.
Accuracy of +/- 0.01 pH at 25Γõ¼ΓÚÀC
Temperature chart of the actual pH value at various temperatures printed on each bottle
Air tight bottle with tamper-proof seal to ensure quality