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VAQORACHEMICALS
Stains, Fluorescent Dyes & Histology ReagentsMicroscopyAvailable on request

Phloxin B

Synonyms: 2',4',5',7'-Tetrabromo-4,5,6,7-tetrachlorofluorescein disodium salt · Acid Red 92 · Cyanosine · Eosin 10B

CAS No.18472-87-2
FormulaC20H2Br4Cl4Na2O5
Mol. weight829.60
Catalogue No.VQ-000685
PurityMicroscopy
HSN32041213

Phloxin B (CAS 18472-87-2) – biological stain, Microscopy grade. C20H2Br4Cl4Na2O5, MW 829.6. Supplied by Vaqora Chemicals with COA, exported worldwide.

Pack sizesPrice on quotation · bulk available
10 g
25 g
100 g
1 kg
Bulk / custom pack · kg to MT
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About Phloxin B

Phloxin B (CAS 18472-87-2) is a biological stain offered by Vaqora Chemicals (Microscopy grade). The compound has the formula C20H2Br4Cl4Na2O5, corresponding to a molecular weight of 829.6 g/mol. Its systematic (IUPAC) name is disodium, 2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-3-oxospiro[2-benzofuran-1,9'-xanthene]-3',6'-diolate. Common synonyms include Acid Red 92 and Cyanosine.

In its supplied form it is red or red brown powder or chunks. Store in a tightly closed container in a cool, dry and well-ventilated place. Good laboratory practice and suitable PPE are recommended during handling.

It is commonly used for histology and cytology staining, microscopy, clinical laboratories and biological staining. It is used across academic and industrial research, diagnostics and biotechnology and textiles and dyeing.

We offer Phloxin B in 10 g, 25 g, 100 g and 1 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

  • Histology & cytology staining
  • Microscopy
  • Clinical laboratories
  • Biological staining

Industries

Specifications & identifiers

Chemical identifiers
Product namePhloxin B
Catalogue No.VQ-000685
CAS Number18472-87-2
IUPAC namedisodium;2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-3-oxospiro[2-benzofuran-1,9'-xanthene]-3',6'-diolate
Molecular formulaC20H2Br4Cl4Na2O5
Molecular weight829.6 g/mol
Exact mass829.5115
GradeMicroscopy
HSN code32041213
InChIKeyOOYIOIOOWUGAHD-UHFFFAOYSA-L
SMILESC1=C2C(=C(C(=C1Br)[O-])Br)OC3=C(C(=C(C=C3C24C5=C(C(=C(C(=C5Cl)Cl)Cl)Cl)C(=O)O4)Br)[O-])Br.[Na+].[Na+]
PubChem CID6433718
Physical properties
Physical formPowder
AppearanceRed or red brown powder or chunks
H-bond donors / acceptors0 / 5
TPSA81.7 Ų
Synonyms2',4',5',7'-Tetrabromo-4,5,6,7-tetrachlorofluorescein disodium salt, Acid Red 92, Cyanosine, Eosin 10B, Cyanosin, Eosine Blue, Cyanosin B, Cyanosine WS, Magdala Red Technical, Eosin 10 B, Phloxine P, Water Pink 2

Documents

Frequently asked questions

What is the CAS number of Phloxin B?

The CAS Registry Number of Phloxin B is 18472-87-2. It is also known as 2',4',5',7'-Tetrabromo-4,5,6,7-tetrachlorofluorescein disodium salt, Acid Red 92, Cyanosine.

What is the molecular formula and molecular weight of Phloxin B?

Phloxin B has the molecular formula C20H2Br4Cl4Na2O5 and a molecular weight of 829.6 g/mol.

Which grade and pack sizes of Phloxin B can I order?

We supply Phloxin B in Microscopy grade, in 10 g, 25 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Phloxin B?

Yes. Every lot of Phloxin B is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Phloxin B be shipped internationally?

Yes. We export Phloxin B worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.

Enquire about Phloxin B

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Why buyers choose Vaqora

  • Batch-traceable lots with COA
  • R&D packs to multi-tonne supply
  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
How ordering works

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