White seal
| # | Item | Zinc oxide Type | White seal |
|---|---|---|---|
| 1 | Zinc oxide(ZnO) | % min | 99.50 |
| 2 | Lead content (Pb) | % max | 0.15 |
| 3 | Cadmium content (Cd) | % max | 0.2 |
| 4 | Iron content (Fe) | % max | 0.05 |
| 4 | Aluminium content (Al) | % max | 0.2 |
| 5 | Silicon oxide (Al2o3) | % max | 0.2 |
| 6 | CL | % max | 0.2 |
| 7 | Residue on seive (325 mesh) | % max | 0.1 |
| 7 | Appearence | White Powder |
| # | Item | Zinc oxide Type | White seal |
|---|---|---|---|
| 1 | Zinc oxide(ZnO) | % min | 99.50 |
| 2 | Heat loss @ 110°/ 1 hour | % max | 0.5 |
| 3 | Water Soluble | % max | 0.2 |
| 4 | Fitness through ASTM 325 mesh | % max | 0.1 |
| 4 | Specific Gravity @ 25/25°C | % max | 5.7 |
| 5 | Lead | % max | 0.15 |
| 6 | Sulphur | % max | 0.02 |
| 7 | Coppor | % max | 20ppm |
| 7 | Mangnese | % Max | 10ppm |
| 7 | Appearence | White Powder |