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Product detail:
Industrial grade of Zinc oxide
1. Grades: Indirect process Zinc Oxide, Direct Process Zinc Oxide, Calcined Zinc Oxide, Zinc Oxide, Pharmaceutic Zinc Oxide, nanometer Zinc Oxide, etc.
2. Property: White powder, odourless, relative density 5.606, stable under normal temperature. Insoluble in water and alcohol, soluble in acid, alkaki and amkonium solution.
3. Usage: Used in rubber, dope cable, porcelain enamel, oil, pottery and porcelain, glass and other chemical industry.
4. Specification:
Ltems of analysis | 99.7% | 99.5% |
ZnO(%)≥ | 99.7 | 99.5 |
Insoluble mater in HCl(%)≤ | 0.006 | 0.008 |
Loss on ignition(%)≤ | 0.20 | 0.2 |
Soluble matter in water(%)≤ | 0.10 | 0.10 |
Volatile (105°C) (%)≤ | 0.3 | 0.4 |
Zinc (%)≤ | None | None |
Heavy metal (as Pb) (%)≤ | 0.037 | 0.05 |
Manganese (%)≤ | 0.0001 | 0.0001 |
Copper (%)≤ | 0.0002 | 0.0004 |
325 MESH Pass % | 99.9 |
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