CAS number： 68-19-9
Molecular formula： C63H88CoN14O14P
molecular weight： 1355.3652
Chemical structure：
| Name of Product: | Vitamin B12 1% HPLC Carrier Mannitol Food Grade | |||
| Shelf Life: | 3 years | |||
| Test Items | Specification | Results of Analysis | ||
| Characters | From light red to brown powder | Complies | ||
| Assay (on dry sub.) | 100%-130% of labelled assay | 1.02% HPLC | ||
| Loss on drying (according to differenct carriers) | Carriers | Starch | ≤10.0% | / |
| Mannitol | ≤5.0% | 0.1% | ||
| Anhydrous Calcium hydrogen phosphate | / | |||
| Calcium Carbonate | / | |||
| Lead | ≤0.5(mg/kg) | 0.09mg/kg | ||
| Arsenic | ≤1.5(mg/kg) | Complies | ||
| Particle size | 0.25mm mesh all through | Complies | ||
| Total plate count | ≤1000 cfu/g | ＜10 cfu/g | ||
| Yeasts and Molds | ≤100 cfu/g | ＜10 cfu/g | ||
| E.coli | Negative | Complies | ||
| Conclusion | The product comlies with the Enterprise standard. | |||
