| Description | C.I. 74240 is a copper-containing dye used as a gelling agent for lubricants, for staining of bacteria and for the dyeing of histiocytes and fibroblasts in vivo. |
| Synonyms | NSC 324570, NSC-324570, NSC324570 |
| molecular weight | 1298.86 |
| Molecular formula | C56H68Cl4CuN16S4 |
| CAS | 33864-99-2 |
| Storage | keep away from direct sunlight | Powder: -20°C for 3 years | In solvent: -80°C for 1 year |
| References | 1. Churukian CJ, Frank M, Horobin RW. Alcian blue pyridine variant--a superior alternative to alcian blue 8GX: staining performance and stability. Biotech Histochem. 2000 May;75(3):147-50. PubMed PMID: 10950177. |