Beschreibung
Indigo carmine (C.I. 73015), for microscopy, Molar mass (M) 466,36 g/mol, Density (D) 0,714 g/cm³, Flash point (flp) >250 °C, CAS No. 860-22-0, EC No. 212-728-8, Empirical formula C16H8N2Na2O8S2
Technical Information
| Colour conversion | blue - yellow |
| Ox. colour | blue |
| Transition range pH | 11,5 - 14,0 |
| Red. colour | yellowish |
| Redox potential E0[V] at pH=0 and 20 °C | +0.29 |