This standard applies to the inspection of potassium dihydrogen phosphoric acid in pH reference reagents, specifying its properties, specifications, test methods, inspection rules, and Encasement and marking. As an important pH reference material, this reagent is widely used in the calibration of pH Meters and the preparation of standard buffer solutions. This standard provides detailed technical requirements to ensure the purity and stability of potassium dihydrogen phosphoric acid, ensuring its application reliability in laboratory and industrial measurement.
| Status | Active |
|---|---|
| CCS | G61 | ICS | 71.040.30 |
| Release Date | 2008-12-31 00:00:00 | Implementation Date | 2009-06-01 00:00:00 |