| Testing Items | Specifications | Results |
| Appearance | White or white crystalline powder | Conforms |
| Identification | Meets the requirements | Conforms |
| Loss on drying | ≤5.0% | 2.5% |
| Heavy metals(Pb) | ≤10ppm | <10ppm |
| Arsenic(As2O3) | ≤2ppm | <2ppm |
| PH | 8.0~10.5 | 8.9 |
| Assay | 98.0%~101.0% | 99.3% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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