| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White or almost white fine powder | Conforms |
| Identification | Meet the specification | Conforms |
| Solubility test | Meet the specification | Conforms |
| Acid Value | 195~210 | 208 |
| Chlorides | ≤0.25% | <0.25% |
| Sulfate | ≤0.6% | <0.6% |
| Alkaline earth | ≤1.0% | 0.5% |
| Heavy metals(Lead) | ≤10ppm | <10ppm |
| Assay(Zinc Oxide) | 12.5% ~ 14.0% | 13.4% |
| Conclusion: The Product Conforms to BP/USP. |
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