INDGO CARMINE
INDGO CARMINE
| Article No | 526203 |
| Grade | AR grade |
| CAS No | 860-22-0 |
| Molecular Formula | C₁₆H₈N₂Na₂O₈S₂ |
| Molecular Weight | 466.36 g/mol |
| H.S. Code | 3204.9000 |
| Shelf Life | 60 Months |
Physical properties
| Physical State at 20°C | Solid |
| Color | Dark blue to violet |
| Odor | Light odor |
| Melting Point/Freezing Point | > 300 °C |
| Solubility in Water | 1 g/100 ml water |
Specifications
| Appearance | Dark blue-violet powder with a metallic luster of copper |
| Absorption Maxima in Water | 608 – 612 nm |
| Specific Absorptivity (A 1%/1cm; λmax; 0.001% in water) | 380 – 475 |
| Loss on Drying (at 110°C) | Max 10% |
| Suitability (for Microscopy) | Passes test |
| Packings | 25 gm |
