Items | Inspection | Result |
Appearance | White or light yellow crystalline powder | Passed |
Content(%) | 98.5% Min | 98.52% |
Loss on Drying% | ≤1.0% | 0.53% |
Burn draff | ≤0.3% | 0.14% |
Heavy metal(Pb%) | ≤0.003% | 0.0010% |
PH | 5.0-6.0 | 5.68 |
Specific rotation | +18.0 °~+21.5 ° | +20.32 ° |
Ggranularity | ≥65% | 77% |
Ammonium salt | ≤0.04% | 0.011% |
Arsenic(As2O3%) | ≤0.0002% | 0.0001% |