
| Zinc (metal) dust AR 500GM | |||
| 21970SG500 | 960900306CZ | ||
| AR | 9609003 | ||
| 7440-66-6 | 118511 | ||
| Zn | March 2026 | ||
| 65.37 | February 2031 | ||
| Sr.No. | Test | Result | Specification | Method Reference |
|---|---|---|---|---|
| 1 | Description | A fine grey powder. | A fine grey powder. | |
| 2 | Solubility | Complies | Insoluble in water. | |
| 3 | Assay | 99.8% | min.99.5 % | |
| 4 | Mesh size | 98.4% | min.95% (400mesh) | |
| 5 | Substance insoluble in dil. hydrochloric acid(HCl) | 0.04% | 0.1% max | |
| 6 | Lead(Pb) | Less than 0.005% | 0.005% max | |
| 7 | Copper(Cu) | Less than 0.005% | 0.005% max | |
| 8 | Iron(Fe) | Less than 0.005% | 0.005% max | |
| 9 | Cadmium(Cd) | Less than 0.05% | 0.05% max | |
| 10 | Arsenic (As) | Less than 0.0001% | 0.0001% max |
| Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |