Description
Technical Parameters
Product Brief Introduction
Product name: Methycobalamin (Vitamin B12)
CAS: 13422-55-4
MF: C63H91CoN13O14P
MW: 1344.38
Product Specification
|
Appearance |
Dark-red crystals or crystalline powder |
|
Identification |
UV: Compare the spectrum with the reference spectrum, both spectra exhibit similar intensities of absorption at the same wavelengths |
|
Chemical reaction: meet the standards |
|
|
Solubility |
Sparingly soluble in water, slightly soluble in ethanol (99.5%), practically insoluble in acetonitrile |
|
Clarity and Color of Solution |
Solution is clear and red color |
|
Moisture |
≤ 12.0% |
| Related Substances |
Any single impurity(exceed Mecobalamin) ≤ 0.5% |
|
The total area of the peaks other than mecobalamin is ≤ 2.0% |
|
|
Residual Solvents |
Acetone≤ 0.5% |
|
Total Plate Count |
≤ 1000cfu/g |
|
Yeasts & Molds |
≤ 100cfu/g |
|
E.Coli |
Negative |
|
Assay (on dried basis) |
98.0-101.0% |
