Zinc Oxide Zinc Oxide of Industry ZnO
Item |
Test Standard |
Index |
Extra grade |
Appearance(compared with standard sample) |
Standards-compliant |
Purity(zinc oxide) content/ % |
≥99.9 |
Metal zinc content/ % |
None |
Lead oxide content /% |
≤0.01 |
Mn content/ % |
≤0.0001 |
CuO content/% |
≤0.0002 |
Hydrochloric acid insoluble /% |
≤0.005 |
Loss ignition(Lol)/ % |
≤0.10 |
Sieve residue(325)/% |
≤0.10 |
Item |
Test Standard |
Index |
Extra grade |
Appearance(compared with standard sample) |
Standards-compliant |
Purity(zinc oxide) content/ % |
≥99.9 |
Metal zinc content/ % |
None |
Lead oxide content /% |
≤0.01 |
Mn content/ % |
≤0.0001 |
CuO content/% |
≤0.0002 |
Hydrochloric acid insoluble /% |
≤0.005 |
Loss ignition(Lol)/ % |
≤0.10 |
Sieve residue(325)/% |
≤0.10 |
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