ROSE BENGAL AR (C.I.NO.45440)
| Article No | R-1020 | ||
| CAS No | 632-69-9 | ||
| HSN Code | 32049000 | ||
| Purity | MIN. 85% | ||
| Grade | AR | ||
| Molecular Formula | C20H2O5Cl4I4Na2 | ||
| Molecular Weight | 1017.65 | ||
| Shelf Life | 5 YEARS | ||
Specifications
| Description | Dark red to reddish brown coloured powder | ||
| Identity (IR) | Passes test | ||
| Absorption maxima (0.001% in water +1ml 1% Na2CO3 solution) | 544 – 550 nm | ||
| Dye content | Min. 85.0% | ||
| Loss on drying at 110°C | Max. 10.0% | ||
| Solubility (1mg/ml; H2O) | Clear to slightly hazy red coloured solution | ||