Vitamin B12

CAS Number 68-19-9
Molecular Weight 1355.365
Molecular formula C63H88CoN14O14P
Function
1. Promote methyl transfer
2. Promote the development and maturation of red blood cells, keep the body’s hematopoietic function in a normal state, prevent pernicious anemia; maintain the health of the nervous system
3. It exists in the form of coenzyme, which can increase the utilization rate of folic acid and promote the metabolism of carbohydrates, fats and proteins
4. It has the function of activating amino acids and promoting the biosynthesis of nucleic acids, which can promote the synthesis of proteins. It plays an important role in the growth and development of infants and young children.
5. Metabolize fatty acids so that fats, carbohydrates, and proteins are properly used by the body
6. Eliminate restlessness, concentrate attention, enhance memory and sense of balance
7. It is an indispensable vitamin for the healthy function of the nervous system and participates in the formation of a lipoprotein in the nervous tissue

Technical Data Sheet Of Vitamin B12

Product Name Cyanocobalamin   (Vitamin B12)
Standard USP43
Packing 1KG/tin,   5KG/tin
Characters Dark red   crystals or amorphous or crystalline red powder
Identification A UV: The   absorption spectrum exhibits maxima at 278±1nm,361±1nm,and   550±2nm.在278±1nm、361±1nm and 55±2nm
A361nm/A278nm: 1.70~1.90
A361 nm/A550nm: 3.15~3.40
Identification B Cobalt: Meets   USP requirements
Identification C HPLC: The   retention time of the major peak of the sample solution corresponds to that   of thestandard solution.
Loss on drying ≤10.0%
Assay 97.0%~102.0%
Related   substances Total   impurities≤3.0 %
7β, 8β -Lactocyanocobalamin≤1.0%
34-Methylcyanocobalamin≤2.0%
8-Epi-cyanocobalamin≤1.0%
Any other unidentified impurity and 50-Carboxycyanocobalamin、
32-Carboxycyanocobalamin≤0.5%
Acetone ≤5000ppm
The total aerobic microbial count ≤1000cfu/g
The total combined yeasts/mould count ≤100cfu/g