D-BIOTIN
CAS No.: 58-85-5
Other Names: vitamin H
MF: C10H16N2O3S
| APPEARANCE | WHITE CRYSTALLINE POWDER | CONFORM |
| ASSAY | 98.5%-100.5% | 100.1% |
| LOSS ON DRYING | ≤0.2% | 0.1% |
| IDENTIFICATION | SHOULD MEET THE REQUIREMENTS | CONFORM |
| SPECIFIC ROTATION | +89.0-93.0 | +90.8 |
| ASH | ≤0.1% | 0.03% |
| SOLUTION COLOR AND CLARITY | SOLUTION CLARITY AND THE SAMPLES SHOULD BE LIGHT IN COLOR STANDARD | QUALIFIED |
| HEAVY METALS | ≤10MG/KG | <10MG/KG |
| LEAD(Pb) | ≤2MG/KG | <2MG/KG |
| ARSENIC | ≤1MG/KG | <1MG/KG |
| RELATED SUBSTANCES | ANY IMPURITY≤0.5%; AT MOST ONE IMPURITY≥0.25% | QUALIFIED |
| MELTING RANGE | 229-232℃ | 229-232℃ |
| CONCLUSION | CONFORM TO THE STANDARD Q/NHU(N)0101-2012 GRADE | |