Molekula
Bengala Rosa (C.I.45440)
Rose Bengal (C.I.45440) is a fluorescent dye used in biological staining, diagnostic assays, and photodynamic therapy. It is a sodium salt of a halogenated xanthene derivative with high water solubility and strong absorption in the visible spectrum. CAS: 632-69-9, Molecular Formula: C20H2Cl4I4Na2O5, Molecular Weight: 1017.64 g/mol, Storage: Ambient temperature. Molekula supplies Rose Bengal (C.I.45440) from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Panoramica
Rose Bengal (C.I.45440) is a fluorescent dye used in biological staining, diagnostic assays, and photodynamic therapy. It is a sodium salt of a halogenated xanthene derivative with high water solubility and strong absorption in the visible spectrum. CAS: 632-69-9, Molecular Formula: C20H2Cl4I4Na2O5, Molecular Weight: 1017.64 g/mol, Storage: Ambient temperature. Molekula supplies Rose Bengal (C.I.45440) from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifiche
| Property | Value |
|---|---|
| Appearance | Red brown powder |
| Loss on Drying | ≤10% |
| Solubility | Soluble |
| Spectroscopy | Peak 547 nm in water + 1ml 1% sodium carbonate Ratio 1.47 at 532/562 |
| Identification (IR) | Conforms to reference |
| Dye content (by spectrophotometry) | ≥80% |
Immagazzinamento e manipolazione
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 60 months |
| Acidity | Neutral |
Identificazione
| Property | Value |
|---|---|
| CAS Number | 632-69-9 |
| Molecular Formula | C20H2Cl4I4Na2O5 |
| Molecular Weight | 1017.64 |
| 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+] |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 3212.90.0050 |
| Tariff Code | 3212900000 |
Sicurezza e GHS
Istruzioni di precauzione
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Solo per uso di ricerca e industriale
Documenti
Certificato di Analisi (CoA) per lotto
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Prezzi e formati disponibili
Sinonimi
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Domande frequenti
What is Rose Bengal used for?
Rose Bengal (C.I. 45440) is primarily used as a fluorescent dye in biological staining, particularly for detecting dead cells and in ophthalmic diagnostics.
What is the chemical formula and molecular weight of Rose Bengal?
The formula is C20H2Cl4I4Na2O5 with a molecular weight of 1017.64 g/mol.
How should Rose Bengal be stored?
Rose Bengal should be stored at ambient temperature, protected from light and moisture.
What grade of Rose Bengal does Molekula supply?
Molekula supplies Rose Bengal in analytical grade, suitable for laboratory and research applications.
Can Molekula supply Rose Bengal in bulk?
Yes, Molekula can supply Rose Bengal in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with a Rose Bengal order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS), compliant with regulatory standards.
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