Congo red, solution

Name: Congo red, solution
Brand: Vaqora Chemicals
SKU: VQ-003534

About Congo red, solution

Listed under CAS 573-58-0, Congo red, solution is a diagnostic reagent available from Vaqora Chemicals. Its molecular formula is C32H22N6Na2O6S2 and its molecular weight is 696.7 g/mol. It is also known as C.I. Direct Red 28 or Congazone sodium.

The product is provided as a liquid. Keep the container tightly sealed and store it in a cool, dry area. Good laboratory practice and suitable PPE are recommended during handling.

Typical applications include clinical chemistry, diagnostic assays and pathology laboratories. It is used across academic and industrial research and diagnostics and biotechnology.

Vaqora Chemicals supplies Congo red, solution in 125 mL, 10 x 125 mL, 5 L and 25 L packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

Clinical chemistry
Diagnostic assays
Pathology laboratories

Industries

Specifications & identifiers

Chemical identifiers
Product name	Congo red, solution
Catalogue No.	VQ-003534
CAS Number	573-58-0
IUPAC name	disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate
Molecular formula	C₃₂H₂₂N₆Na₂O₆S₂
Molecular weight	696.7 g/mol
Exact mass	696.0838
HSN code	38229090
InChIKey	IQFVPQOLBLOTPF-UHFFFAOYSA-L
SMILES	C1=CC=C2C(=C1)C(=CC(=C2N)N=NC3=CC=C(C=C3)C4=CC=C(C=C4)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])N)S(=O)(=O)[O-].[Na+].[Na+]
PubChem CID	11313

Physical properties
Physical form	Solution
Appearance	Liquid
H-bond donors / acceptors	2 / 12
TPSA	233 Å²
Synonyms	C.I. Direct Red 28, Congazone sodium, Benzo Congo Red, Mitsui Congo Red, Cotton Red L, Haemomedical, Hemorrhagyl, Hispamin Congo 4B, Brasilamina congo 4B, Sugai Congo Red, Atul Congo Red, Vondacel Red CL

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 573-58-0

Congo red, certified

CAS: 573-58-0
Formula: C₃₂H₂₂N₆Na₂O₆S₂
MW: 696.7 g/mol

VQ-000538

ACS

Congo red, certified, ACS

CAS: 573-58-0
Formula: C₃₂H₂₂N₆Na₂O₆S₂
MW: 696.7 g/mol

VQ-046789

Microscopy

Congo red, indicator

CAS: 573-58-0
Formula: C₃₂H₂₂N₆Na₂O₆S₂
MW: 696.7 g/mol

VQ-000539

Congo red, papers

CAS: 573-58-0
Formula: C₃₂H₂₂N₆Na₂O₆S₂
MW: 696.7 g/mol

VQ-000332

Frequently asked questions

What is the CAS number of Congo red, solution?

The CAS Registry Number of Congo red, solution is 573-58-0. It is also known as C.I. Direct Red 28, Congazone sodium, Benzo Congo Red.

What is the molecular formula and molecular weight of Congo red, solution?

Congo red, solution has the molecular formula C32H22N6Na2O6S2 and a molecular weight of 696.7 g/mol.

Which grade and pack sizes of Congo red, solution can I order?

We supply Congo red, solution, in 125 mL, 10 x 125 mL, 5 L, 25 L packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Congo red, solution?

Yes. Every lot of Congo red, solution 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 Congo red, solution be shipped internationally?

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