Bengal rose
CAS: 11121-48-5
Category: Natural Products
| Purity | Research Grade ≥95%, Analytical Grade ≥98%, High-Purity Grade ≥99% |
| Molecular Formula | C20H4Cl4I4O5 |
| Molecular Weight | 1017.64 |
| Appearance | Dark reddish-brown to purple crystalline powder or granules, odorless or with a slight characteristic odor |
| Packaging | 25 kg fiber drum with polyethylene liner, 25 kg moisture-proof bag, or customized pharmaceutical-grade packaging |
| Testing Indicators | Appearance — Visual inspection; Identification — UV-Visible spectroscopy (absorption maximum verification) and FTIR spectroscopy; Purity — HPLC analysis; Water content — Karl Fischer titration (ASTM E203); Residual inorganic salts — Ion chromatography; Heavy metals — ICP-MS or atomic absorption spectroscopy; Dye content — Spectrophotometric determination. |
| Storage Notes | Store in a cool, dry, well-ventilated place away from direct sunlight and moisture. Keep containers tightly closed. Avoid exposure to strong oxidizing agents, reducing agents, and incompatible chemicals. Store under dark conditions to prevent light-induced degradation. |
| Lead Time | 10 days |
Used primarily as a biological staining dye and analytical reagent. Bengal rose is widely applied in histology, microbiology, ophthalmic diagnostics, photodynamic studies, and biochemical research. It is also used as a photosensitizer in scientific research and as a tracer dye in analytical applications.