VITAMIN B12 98% FOR BIOCHEMISTRY
| Product Code | B-02832 | BRAND | Bio-Chem |
|---|---|---|---|
| Grade | BIOCHEMISTRY | CAS No | 68-19-9 |
| Molecular Formula | C63H88CON14O14P | Molecular Weight | 1355.40 |
| H.S.Code | 2936.26100 | Shelf Life | 60 Months |
| Purity | 96 % |
Physical Properties
| Physical state at 20 °C | Solid | Colour | Dark red |
|---|---|---|---|
| Solubility in water [% weight] | Moderately soluble in water | Melting point/ Freezing point [°C] | 300 °C |
Packaging
Specification
| Appearance | Dark red crystalline powder. |
| Assay | 96 – 100.5% |
| Relative absorption | |
| at 361 nm/278 nm | 1.70 – 1.90 |
| at 361 nm/550 nm | 3.15 – 3.40 |
| Arsenic (As) | Max 0.0003% |
| Copper (Cu) | Max 0.0025% |
| Lead (Pb) | Max 0.001% |
| Zinc (Zn) | Max 0.0025% |
| Related Substances | Max 3.0% |
| Methanol (GC,area %) | Max 0.3% |
| Loss on drying | Max 12% |
Safety Information and Hazard Symbols
Symbol: GHS07, GHS08
Signal Word: Warning