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99.0% Specifications:
1. Appearance: Pure white powder
2. Assay (ZnO): 99.0 min
3. Lead (Pb): 0.15% max
4. Copper (Cu): 0.001% max
5. Manganese (Mn): 0.001% max
6. pH value: 6.8-7.2
7. Moisture (H20): 0.3% max
8. Acid-Insoluble Substance: 0.010% max
9. Water Soluble portion: 0.10% max
10. Sieve Finese (325 mesh): 99.9% pass

Zinc Oxide 99.5% Specifications:
1. Appearance: Pure white powder
2. Assay (ZnO): 99.5 min
3. Lead (Pb): 0.10% max
4. Copper (Cu): 0.0005% max
5. Manganese (Mn): 0.0005% max
6. pH value: 6.8-7.2
7. Moisture (H20): 0.3% max
8. Acid-Insoluble Substance: 0.010% max
9. Water Soluble portion: 0.10% max
10. Sieve Finese (325 mesh): 99.9% pass

Zinc Oxide 99.7% Specifications:
1. Appearance: Pure white powder
2. Assay (ZnO): 99.7 min
3. Lead (Pb): 0.0370% max
4. Copper (Cu): 0.0004% max
5. Manganese (Mn): 0.0004% max
6. pH value: 6.8-7.2
7. Moisture (H20): 0.3% max
8. Acid-Insoluble Substance: 0.010% max
9. Water Soluble portion: 0.10% max
10. Sieve Finese (325 mesh): 99.9% pass