| Results | Limits | |
| Assay: | 103.8% | 99.0% min.as MnHPO4 · 1.25H20 |
| Appearance: | passes | light pink powder |
| Loss of ignition: | 13.1% | 12.5 - 13.5% |
| Calcium: | 0.02% | 0.03% max. |
| Magnesium: | 0.003% | 0.03% max. |
| Potassium: | 0.0003% | 0.01% max. |
| Sodium: | 0.02% | 0.05% max. |
| Iron: | 0.0005% | 0.01% max. |
| Lead: | 0.0003% | 0.002% max. |