
| di-Potassium hydrogen o-phosphate extrapure 500GM | |||
| 11280SG500 | 960190202CZ | ||
| Extrapure | 9601902 | ||
| 7758-11-4 | 118295 | ||
| K2HPO4 | March 2026 | ||
| 174.18 | February 2031 | ||
| Sr.No. | Test | Result | Specification | Method Reference |
|---|---|---|---|---|
| 1 | Description | White hygroscopic crystalline powder. | White hygroscopic crystals/ crystalline powder. | |
| 2 | Solubility | Complies | Very soluble in water, slightly soluble in alcohol. | |
| 3 | Assay (acidimetric) | 99.1% | 98 - 101 % | |
| 4 | pH (5% aq soln) | 9.24 | 8.5 - 9.5 | |
| 5 | Loss on drying,105°C | 0.8% | 2.0% max | |
| 6 | Chloride(Cl) | Less than 0.005% | 0.005% max | |
| 7 | Sulphate(SO4) | Less than 0.02% | 0.02% max | |
| 8 | Iron(Fe) | Less than 0.002% | 0.002% max | |
| 9 | Heavy metal(as Pb) | Less than 0.001% | 0.001% max | |
| 10 | Sodium(Na) | Less than 1.0% | 1.0% max |
| Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |