Vitamin B12 CAS 13408-78-1
Application
1. In medicine, treat anemia, joint pain and neuritis caused by lack of vitamin B12.
2. Cosmetics, promote the regeneration of damaged skin; Solve dull skin, dry and other problems.
3. Feed additives, promote the growth and development of young poultry and livestock, improve the utilization rate of feed protein.
4.Food additives, used as food colorants.
Testing report
| ltems | Standard |
| Appearance | Dark red crystal or crystalline powder,with no smell and no
taste;hygroscopicity. |
| Identification A | A361nm/A278nm:1.70-1.88 |
| A361nm/A550nm:3.15-3.45 |
| Identification B | The retention time of major peakof the sample should be
consistent with the standard solution. |
| ldentification C | Positive |
| Infrared Spectrum | Infrared spectrum of the sample should be consistent with
the reforence map |
| Assay | 97.0%~102.0% |
| Total impurities | ≤2.0% |
| Total aerobic bacteria count | ≤1000cfu/g |
| Molds,Yeasts | ≤100cfu/g |
| E,coli | Negative |
| Residual solvents | Ace≤0.5% |
