NorrChemica™

Rose Bengal (Disodium Salt) | CAS 632-69-9 | Acid Red 94 | Dye content ≥ 80% | RUO | EU Seller

€27,00 EUR

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Weight 5.0 g 10 g 25 g 50 g 100 g

CAS Number: 632-69-9
SMILES: C1=C2C(=C(C(=C1I)[O-])I)OC3=C(C(=C(C=C3C24C5=C(C(=C(C(=C5Cl)Cl)Cl)Cl)C(=O)O4)I)[O-])I.[Na+].[Na+]
InChI: InChI=1S/C20H4Cl4I4O5.2Na/c21-9-7-8(10(22)12(24)11(9)23)20(33-19(7)31)3-1-5(25)15(29)13(27)17(3)32-18-4(20)2-6(26)16(30)14(18)28;;/h1-2,29-30H;;/q;2*+1/p-2
InChIKey: KCQREHTWEUECQT-UHFFFAOYSA-L
Molecular Formula: C₂₀H₂Cl₄I₄Na₂O₅
Molecular Weight: 1017.64 g/mol
Purity: ≥80% (Dye Content)
Physical Form: Red to dark-violet crystalline powder
HS Code: 3204.90.00
Shelf Life: 60 Months on the recommended storage conditions
Storage Conditions: Store at room temperature. Keep container tightly closed in a dry place and protect from light.

Histology / microscopy staining (general tissue/cell contrast dye)

Fluorescent tracer dye in aqueous systems (tracking mixing/dispersion/leaks).

Photosensitizer in photochemistry (generates reactive oxygen species / singlet oxygen under visible light).

Model dye in adsorption/filtration studies (e.g., testing sorbents, membranes, decolorization methods).

Standard dye for method development (UV–Vis/fluorescence calibration, recovery tests).

Hazard Class (UN/DG): Not subject to transport regulations
GHS Signal Word: Warning
GHS Hazard Statements: H319 (Causes serious eye irritation)
GHS Precautionary Statements: P261, P280, P305+P351+P338 (Eye Contact), P304+P340 (Inhalation).

Rose Bengal (Disodium Salt) | Acid Red 94 | Dye content ≥ 80% | RUO | EU Seller

Rose Bengal (Disodium Salt) is supplied as a laboratory dye (Acid Red 94) with batch documentation available for technical evaluation.

Identity Verified: Batch-verified via analytical QC (documentation available).
🇪🇺 EU/UK Availability: Optimised for compliant delivery within the European Union and United Kingdom.
🌍 Selected Destinations: Shipping to permitted non-EU markets (e.g., UK, EFTA) when allowed by local rules.
Professional Logistics: Tracked courier shipping (UPS/Posti).

Supplied in tightly sealed containers suitable for laboratory handling.
Store tightly closed, dry, and protected from moisture and light. (Cold storage recommended for long-term stability.)
Retest period: see lot-specific CoA/label under recommended storage.

We operate under strict compliance standards for specialty reagents:

🇪🇺 EU & UK: Priority delivery typically in 2–5 business days.
🇺🇸 United States (DDP): 3–7 business days with prepaid duties and taxes.
🏔️ EFTA Countries (DDP): 3–7 business days with prepaid duties and taxes.
🌍 Worldwide Selected Locations: 7–14 business days.
Research Use Only (RUO): Not for human or veterinary use.
Payment: Processed via Wise (Bank Transfer) or Manual Invoice to meet specialty chemical trade regulations.

NorrChemica™ is a Finnish supplier of niche research reagents, focused on reliable EU shipping, transparent labeling, and technical support.

⚖️ Disclaimer: Sold strictly for laboratory research and technical applications. By purchasing this item, the buyer confirms professional intent.