Vitamin B12 for Biochemistry 100mg
Vitamin B₁₂ for biochemistry. CAS 68-19-9, pH 6.0 (1 g/l, H₂O, 20 °C).
Manufacturer: Merck
Catalog ID: 124592.0100
Stock: In Stock
Description
| Catalogue Number | 124592 |
| Synonyms | Cyanocobalamin |
Product Information
| CAS number | 68-19-9 |
| EC number | 200-680-0 |
| Hill Formula | C₆₃H₈₈CoN₁₄O₁₄P |
| Molar Mass | 1355.37 g/mol |
| HS Code | 2936 26 00 |
Applications
| Application | Vitamin B₁₂ for biochemistry. CAS 68-19-9, pH 6.0 (1 g/l, H₂O, 20 °C). |
Physicochemical Information
| Melting Point | >300 °C |
| pH value | 6.0 (1 g/l, H₂O, 20 °C) |
| Bulk density | 450 - 600 kg/m3 |
| Solubility | 12 g/l |
Storage and Shipping Information
| Storage | Store at +15°C to +25°C. |
Specifications
| Assay (photometric, calculated on dried substance) | 97.0 - 100.0 % |
| Identity (IR-spectrum) | conforms |
| Absorption ratio (A 361 nm/278 nm) | 1.70 - 1.88 |
| Absorption ratio (A 361 nm/550 nm) | 3.15 - 3.40 |
| Absorption ratio (A 351 nm/361 nm) | 0.57 - 0.65 |
| Acetone (HS-GC) | ≤ 5000 ppm |
| Other residual solvents (ICH Q3C) | excluded by production process |
| Related substances (HPLC) | ≤ 3.0 % |
| Loss on Drying (105°C) | ≤ 4.0 % |
