Indigo Carmine AR
C.I.No.73015
Acid Blue 74
Product Code. |
01438 |
Grade |
AR |
Purity |
CAS No. |
860-22-0 | |
Molecular Formula |
C16H8N2Na2O8S2 |
Molecular Weight |
466.36 |
H.S.Code |
3204.90000 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
Dark blue to violet |
Odour |
Light odour |
| Melting point/ Freezing point [°C] |
> 300 °C |
Solubility in water [% weight] |
1 gm/100 ml water |
Packaging
Specification
| Appearance | Dark blue-violet powder having a metallic luster of copper. |
| Absorption maxima in water | 608 - 612 nm |
| Specific absorptivity A 1%/1cm (lmax; 0.001 %; water) | 380 - 475 |
| Loss on dryig (at 110°C) | Max 10% |
| Suitability (for microscopy) | Passes test |
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H302