
| Sodium di-hydrogen o-phosphate dihydrate AR 500GM | |||
| 21590SG500 | 960450304FZ | ||
| AR | 9604503 | ||
| 13472-35-0 | 118507 | ||
| NaH2PO4.2H2O | June 2026 | ||
| 156.01 | May 2031 | ||
| Sr.No. | Test | Result | Specification | Method Reference |
|---|---|---|---|---|
| 1 | Description | Small colourless crystalline powder. | Small colourless crystals / crystalline powder. | |
| 2 | Solubility | Complies | 10% solution in water should be clear. | |
| 3 | Assay | 99.60% | Min.99.00 % | |
| 4 | pH (5% aq soln) | 4.43 | 4.3 - 4.5 | |
| 5 | Insoluble matter | 0.004% | 0.01% max | |
| 6 | Chloride(Cl) | Less than 0.001% | 0.001% max | |
| 7 | Sulphate(SO4) | Less than 0.005% | 0.005% max | |
| 8 | Iron(Fe) | Less than 0.001% | 0.001% max | |
| 9 | Lead(Pb) | Less than 0.0001% | 0.0001% max | |
| 10 | Potassium(K) | Less than 0.005% | 0.005% max | |
| 11 | Arsenic (As) | Less than 0.00005% | 0.00005% max |
| Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |