Rose bengal, GR
Buy Rose bengal, GR (CAS 632-69-9) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Quotes within one business day.
About Rose bengal, GR
Rose bengal, GR is part of the Zemixal stains, Fluorescent Dyes & Histology Reagents range. For your records (AR), the material is defined by CAS 632-69-9, formula C20H2Cl4I4Na2O5 and molar mass 1017.6 g/mol. Expect maroon to dark red to brown powder.
Typical applications
- Histology & cytology staining
- Microscopy
- Clinical laboratories
- Biological staining
Storage and safety notes
Classified under GHS with signal word Warning and hazard statements H319. Read the SDS before first use.
Standard pack sizes are 5 g, 25 g, 100 g, 500 g and 1 kg, and custom quantities are quoted on request. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Histology & cytology staining
- Microscopy
- Clinical laboratories
- Biological staining
Applications
Grade guides
Specifications and identifiers
| Product name | Rose bengal, GR |
|---|---|
| Catalogue number | ZX-000706 |
| CAS number | 632-69-9 |
| IUPAC name | disodium;2,3,4,5-tetrachloro-6-(2,4,5,7-tetraiodo-3-oxido-6-oxoxanthen-9-yl)benzoate |
| Molecular formula | C20H2Cl4I4Na2O5 |
| Molar mass | 1017.6 g/mol |
| Exact mass | 1017.4601 |
| Grade | AR |
| Physical form | Powder |
| Appearance | Maroon to dark red to brown powder |
| H-bond donors / acceptors | 0 / 5 |
| Topological polar surface area | 89.5 Ų |
| HS code | 32049000 |
| InChIKey | UWBXIFCTIZXXLS-UHFFFAOYSA-L |
| SMILES | C1=C2C(=C3C=C(C(=O)C(=C3OC2=C(C(=C1I)[O-])I)I)I)C4=C(C(=C(C(=C4Cl)Cl)Cl)Cl)C(=O)[O-].[Na+].[Na+] |
| PubChem CID | 32343 |
| Synonyms | 4,5,6,7-Tetrachloro-2',4',5',7'-tetraiodofluorescein disodium salt, Acid Red 94, Bengal Rose B sodium salt, Rose Bengal sodium salt, Rose bengal sodium, Rose bengal extra, Rose Bengal disodium, Japan red 105-1, Red no. 105-1, Aka105(1), 4,5,6,7-Tetrachloro-2',4',5',7'-Tetraiodofluorescein Disodium, Sodium 2,3,4,5-tetrachloro-6-(2,4,5,7-tetraiodo-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H319Causes serious eye irritation
Precautionary statements P264 + P265, P280, P305 + P351 + P338, P337 + P317
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 5 g | Quoted on request | |
| 25 g | Quoted on request | |
| 100 g | Quoted on request | |
| 500 g | Quoted on request | |
| 1 kg | Quoted on request | |
| 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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Other grades with CAS 632-69-9
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- CAS
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- Formula
- C16H9N2Na3O11S3
- MW
- 570.4 g/mol
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