ALIZARINE RED
ALIZARINE RED
| Article No | 501905 |
| Grade | – |
| Purity | – |
| CAS No | 130-22-3 |
| Molecular Formula | C14H7NaO7S |
| Molecular Weight | 342.26 g/mol |
| H.S. Code | 29147990 |
| Shelf Life | 60 Months |
Physical properties
| Physical State at 20°C | Solid |
| Color | Red powder |
| Melting Point / Freezing Point | 430°C |
| Boiling Point | 287-289°C |
| Solubility in Water | Soluble in water |
Specifications
| Appearance | Yellow to orange to brown powder |
| Absorption Maxima (λmax1) | 592 – 599 nm (in 0.1 N NaOH) |
| Absorption Maxima (λmax2) | 554 to 558 nm (in 0.1 N NaOH) |
| Visual Transition Range | pH 3.5 (yellow) to pH 6.5 (pink), pH 9.4 (orange-brown) to pH 12.0 (violet) |
| Packings | 25 gm |
