
| EDTA tripotassium salt dihydrate AR 500GM | |||
| 20661SG500 | 225070306KR | ||
| AR | 2250703 | ||
| 65501-24-8 | 37590 | ||
| --- | November 2018 | ||
| --- | October 2023 | ||
| Sr.No. | Test | Result | Specification |
|---|---|---|---|
| 1 | Description | White crystals | White crystals or crystalline powder. |
| 2 | Solubility | Passes | 0.1M aqueous solution (at 20°C) is clear and colourless. |
| 3 | pH (0.1 M in Aqueous solution) | 7.41 | 7.00 to 9.00 |
| 4 | Assay | 99.04% | min. 99.00% |
| 5 | Chloride (Cl) | NMT 0.005% | 0.005% max |
| 6 | Sulphate (SO4) | NMT 0.05% | 0.05% max |
| 7 | Aluminium (Al) | NMT 0.0005% | 0.0005% max |
| 8 | Arsenic (As) | NMT 0.00001% | 0.00001% max |
| 9 | Barium(Ba) | NMT 0.0005% | 0.0005% max |
| 10 | Bismuth(Bi) | NMT 0.0005% | 0.0005% max |
| 11 | Cadmium(Cd) | NMT 0.0005% | 0.0005% max |
| 12 | Calcium (Ca) | 0.0006% | 0.002% max |
| 13 | Chromium(Cr) | NMT 0.0005% | 0.0005% max |
| 14 | Cobalt(Co) | NMT 0.0005% | 0.0005% max |
| Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |