中文
Mecobalamin
CAS Number: 13422-55-4
Molecular Formula: C63H91CoN13O14P
Standard: JP12
Package: 5kg/tin
Mecobalamin
CAS Number: 13422-55-4
Molecular Formula: C63H91CoN13O14P
Standard: JP12
Package: 5kg/tin
| ITEMS | LIMIT |
| Characters | Dark Red crystals or crystalline powder |
| Identification 1 (UV) | UV-VIS spectrum pH2, should conforms |
| UV-VIS spectrum pH7, should conforms | |
| Identification 2 (Chemistry) | Positive |
| Clarity and color of solution | Clear and red in color |
| Related substances (HPLC) | NMT 2.0% |
| Individual impurities (HPLC) | NMT 0.5% |
| Water (K.F) | NMT 12.0% |
| Assay (on anhydrous basis) by HPLC | NLT 98.0% |
| Residual solvents (GC) | Acetone NMT 0.5% |
| Ethanol NMT 0.5% | |
| Total plate count | NMT 1000cfu/g |
| (plate culture) |