Coomassie Brilliant Blue 25g
Coomassie® Brilliant blue G 250 (C.I. 42655) for electrophoresis. CAS 6104-58-1, pH 6.4 (10 g/l, H₂O, 20 °C).
Manufacturer: Merck
Catalog ID: 115444.0025
Stock: In Stock
Description
| Catalogue Number | 115444 |
Product Information
| CAS number | 6104-58-1 |
| EC number | 228-058-4 |
| Hill Formula | C₄₇H₄₈N₃NaO₇S₂ |
| Molar Mass | 854.04 g/mol |
| HS Code | 3204 12 00 |
Applications
| Application | Coomassie® Brilliant blue G 250 (C.I. 42655) for electrophoresis. CAS 6104-58-1, pH 6.4 (10 g/l, H₂O, 20 °C). |
Physicochemical Information
| pH value | 6.4 (10 g/l, H₂O, 20 °C) |
| Bulk density | 520 kg/m3 |
| Solubility | 40 g/l |
Toxicological Information
| LD 50 oral | LD50 Rat > 5000 mg/kg |
Storage and Shipping Information
| Storage | Storage temperature: no restrictions. |
Specifications
| Identity (UV/VIS-Spectrum) | passes test |
| Absorption maximum λmax. (buffer pH 7.0) | 577 - 584 nm |
| Spec. Absorptivity A 1%/1cm (λmax; 0.01 g/l; buffer pH 7.0; calc. on dried substance) | 450 - 570 |
| TLC-Test | passes test |
| Loss on drying (110 °C) | ≤ 8 % |
| Suitability for electrophoresis | passes test |
