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Stains, Fluorescent Dyes & Histology Reagents

Congo red, certified, ACS

ACSAvailable on request

Congo red, certified, ACS (CAS 573-58-0) supplier Zemixal: C32H22N6Na2O6S2, COA and SDS with every lot, worldwide shipping.

Pack sizes
Congo red, certified, ACS chemical structure
CAS number573-58-0
FormulaC32H22N6Na2O6S2
Molar mass696.7 g/mol
HS code32041421
InChIKeyIQFVPQOLBLOTPF-UHFFFAOYSA-L
IUPAC namedisodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate

About Congo red, certified, ACS

Researchers and plant chemists source Congo red, certified, ACS from Zemixal for routine and specialised work. Key data (ACS): CAS 573-58-0, formula C32H22N6Na2O6S2 and molar mass 696.7 g/mol.

Use cases we see most often

  • Histology & cytology staining
  • Microscopy
  • Clinical laboratories
  • Indicator for titrations

Storage and safety notes

No GHS classification is recorded for this item, but handle it with normal laboratory care.

Available as 10 g, 25 g and 100 g. Larger or split packs can be arranged. Every shipment includes a batch certificate of analysis and a 16-section SDS. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Typical uses

  • Histology & cytology staining
  • Microscopy
  • Clinical laboratories
  • Indicator for titrations

Applications

Grade guides

Specifications and identifiers

Specifications of Congo red, certified, ACS
Product nameCongo red, certified, ACS
Catalogue numberZX-038268
CAS number573-58-0
IUPAC namedisodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate
Molecular formulaC32H22N6Na2O6S2
Molar mass696.7 g/mol
Exact mass696.0838
GradeACS
H-bond donors / acceptors2 / 12
Topological polar surface area233 Ų
HS code32041421
InChIKeyIQFVPQOLBLOTPF-UHFFFAOYSA-L
SMILESC1=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 CID11313
SynonymsC.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

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Congo red, certified, ACS
10 gQuoted on request
25 gQuoted on request
100 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Congo red, certified, ACS

Which CAS number identifies Congo red, certified, ACS?
Congo red, certified, ACS is registered under CAS 573-58-0. You may also see it listed as C.I. Direct Red 28, Congazone sodium, Benzo Congo Red. Our catalogue number for this item is ZX-038268.
What are the formula and molar mass of Congo red, certified, ACS?
For Congo red, certified, ACS, its formula is C32H22N6Na2O6S2 and its molar mass is 696.7 g/mol. InChIKey IQFVPQOLBLOTPF-UHFFFAOYSA-L lets you match it in any structure database.
What grade and pack sizes are available for Congo red, certified, ACS?
This listing is ACS grade. Standard packs are 10 g, 25 g, 100 g. Larger quantities and custom packing can be quoted on request.
Which documents come with Congo red, certified, ACS?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Congo red, certified, ACS to my country?
Yes. Congo red, certified, ACS ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

Other grades with CAS 573-58-0

Pyrogallol red
CAS
32638-88-3
Formula
C19H12O8S
MW
400.4 g/mol
ZX-038270
Alizarine
CAS
72-48-0
Formula
C14H8O4
MW
240.21 g/mol
ZX-038265

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