pH 7.01 and 1,500 ppm buffer solutions in 20 mL single use sachets.
HI77200P is a set of premium quality 1500 mg/L (ppm) TDS calibration solutions and pH 7.01 buffers that are NIST traceable and produced in accordance with ISO 3696/BS3978. Hanna’s line of calibration solutions are prepared using certified weight-checked balances, Class A glassware and reagent-grade chemicals for optimum quality and accuracy. Individual packaging of these sachets is ideal for users that do not calibrate frequently.
Calibrating in the field? These easy-to-transport sachets are perfect for you!
- 20 packets (10 each) of 20 mL
- Convenient packaging for one time use
- Temperature chart of the actual µS/cm and pH value at various temperatures printed on each sachet
- Formulated to have an expiration of 5 years from the date of manufacture for an unopened sachet