| ≥1 piece |
Vitamin b12 supplement
CAS No.:68-19-9
Empirical formula:C63H88CoN14O14P
Appearance:dark red powder
Vb12(Cyanocobalamin/Vitamin B12)
USP31/BP2002
CAS:68-19-9
1kg/tin
Vb12(Cyanocobalamin/Vitamin B12)
USP31/BP2002
CAS:68-19-9
COA:
| Test Items | Specifications | Test Result | Items Conclusion |
| Description | Dark red crystalline powder, Have no smelly and tasteless;Lead wet strong. | Dark red crystalline powder,Have no smelly and tasteless;Lead wet strong. | Complies |
| Identification | Positive | Positive | Complies |
| Ratio Absorbances | A361nm/A278nm:1.70-1.90 A361nm/A550nm:3.15-3.40 | 1.85 3.22 | Complies |
| Pseudo cyanocobalamin | Complies | Complies | Complies |
| Loss on Drying | ≤12.0% | 2.6% | Complies |
| Assay on dried | 96.0%-100.5% | 98.2% | Complies |
| Conclusion | Conform to Complies with USP31. | ||
| CAS No.: 68-19-9 | Other Names: vitamin b12 supplement | MF: C63H88CoN14O14P |
| EINECS No.: 200-680-0 | Place of Origin: Zhejiang China (Mainland) | Type: Nutrition Enhancers |
| Brand Name: Weishi | name: vitamin b12 supplement | Appearance: dark red powder |