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Stains, Fluorescent Dyes & Histology Reagents

Arsenazo III

ARAvailable on request

Buy Arsenazo III (CAS 62337-00-2) from Zemixal. Request a quote with price, lead time and documents. Packs from 5 g. Catalogue no. ZX-018802.

Pack sizes
Arsenazo III chemical structure
CAS number62337-00-2
FormulaC22H16As2N4Na2O14S2
Molar mass820.3 g/mol
HS code29319090
InChIKeyKSSZSGSRTIMTBY-UHFFFAOYSA-L
IUPAC namedisodium;3,6-bis[(2-arsonophenyl)diazenyl]-4,5-dihydroxynaphthalene-2,7-disulfonate

About Arsenazo III

Researchers and plant chemists source Arsenazo III from Zemixal for routine and specialised work. Identity at a glance (AR): CAS 62337-00-2, formula C22H16As2N4Na2O14S2 and molar mass 820.3 g/mol.

Common uses in the lab and plant

  • Histology & cytology staining
  • Microscopy
  • Clinical laboratories
  • Analytical determinations

Storage and safety notes

Hazard communication follows GHS (Danger: H301, H331, H373 and H410). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 5 g, and custom quantities are quoted on request. Every shipment includes a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.

Typical uses

  • Histology & cytology staining
  • Microscopy
  • Clinical laboratories
  • Analytical determinations

Applications

Diagnostics, Life Science and BiotechResearch Labs and UniversitiesTextiles, Dyes and Leather

Grade guides

AR Grade (Analytical Reagent)

Specifications and identifiers

Specifications of Arsenazo III
Product nameArsenazo III
Catalogue numberZX-018802
CAS number62337-00-2
IUPAC namedisodium;3,6-bis[(2-arsonophenyl)diazenyl]-4,5-dihydroxynaphthalene-2,7-disulfonate
Molecular formulaC22H16As2N4Na2O14S2
Molar mass820.3 g/mol
Exact mass819.8332
GradeAR
H-bond donors / acceptors6 / 18
Topological polar surface area336 Ų
HS code29319090
InChIKeyKSSZSGSRTIMTBY-UHFFFAOYSA-L
SMILESC1=CC=C(C(=C1)N=NC2=C(C3=C(C(=C(C=C3C=C2S(=O)(=O)[O-])S(=O)(=O)[O-])N=NC4=CC=CC=C4[As](=O)(O)O)O)O)[As](=O)(O)O.[Na+].[Na+]
PubChem CID135472947
SynonymsArsenazo-III Disodium Salt, Disodium 3,6-bis((o-arsonophenyl)azo)-4,5-dihydroxynaphthalene-2,7-disulphonate, arcenazo iii, 3,6-Bis(2,2'-arsonophenylazo)-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt

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

Safety and GHS hazards

GHS06 Acute toxicity
Acute toxicity

Signal word Danger

  • H301Toxic if swallowed
  • H331Toxic if inhaled
  • H373May causes damage to organs through prolonged or repeated exposure
  • H410Very toxic to aquatic life with long lasting effects

Precautionary statements P260, P261, P264, P270, P271, P273, P301 + P316, P304 + P340, P316, P319, P321, P330, P391, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Arsenazo III
5 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 Arsenazo III

Which CAS number identifies Arsenazo III?
Arsenazo III is registered under CAS 62337-00-2. You may also see it listed as Arsenazo-III Disodium Salt, Disodium 3,6-bis((o-arsonophenyl)azo)-4,5-dihydroxynaphthalene-2,7-disulphonate, arcenazo iii. Our catalogue number for this item is ZX-018802.
What are the formula and molar mass of Arsenazo III?
For Arsenazo III, its formula is C22H16As2N4Na2O14S2 and its molar mass is 820.3 g/mol. InChIKey KSSZSGSRTIMTBY-UHFFFAOYSA-L lets you match it in any structure database.
What grade and pack sizes are available for Arsenazo III?
This listing is AR grade. Standard packs are 5 g. Larger quantities and custom packing can be quoted on request.
Which documents come with Arsenazo III?
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 Arsenazo III to my country?
Yes. Because Arsenazo III is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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