Tech Serve Solutions

Arsenic(V) oxide

CAS 1303-28-2As2O5Catalysis & Inorganic

Arsenic(V) oxide (CAS 1303-28-2), molecular formula As2O5, is a high-purity chemical supplied by Tech Serve Solutions for catalysis & inorganic applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.

IUPAC
Arsenic pentoxide
Arsenic(V) oxide
ArsenicChemical Synthesis
01 /Properties
Molecular weight229.84
Linear formulaAs2O5
Assay99%
Melting point>300 °C(lit.)
02 /Safety & handling
Toxic
Toxic
Health hazard
Health hazard
Environmental hazard
Environmental hazard
Danger

Hazard statements

  • H301Toxic if swallowed
  • H331Toxic if inhaled
  • H350May cause cancer
  • H410Very toxic to aquatic life with long-lasting effects

Precautionary statements

  • P201Obtain special instructions before use
  • P261Avoid breathing dust, fume, gas or vapours
  • P273Avoid release to the environment
  • P301IF SWALLOWED
  • P311Call a POISON CENTER or doctor
  • P501Dispose of contents and container per local regulations
Protective equipmentEyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
Transport (UN / ADR)UN 1559 6.1 / PGII
Water hazard class (WGK, DE)3
Hazard codes (EU)T,N
Risk statements (R)45-23/25-50/53
Safety statements (S)53-45-60-61

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

03 /Identifiers & registry
CAS number
1303-28-2
MDL number
MFCD00003434
04 /Quality & supply

Documentation

Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

05 /Frequently asked questions

What is Arsenic(V) oxide?

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Arsenic(V) oxide (CAS 1303-28-2), molecular formula As2O5, is a high-purity chemical supplied by Tech Serve Solutions for catalysis & inorganic applications, to USP, BP and EP standards.

What grades of Arsenic(V) oxide does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Arsenic(V) oxide in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.

What is the CAS number and molecular formula of Arsenic(V) oxide?

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Arsenic(V) oxide has CAS number 1303-28-2 and molecular formula As2O5. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for Arsenic(V) oxide?

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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.

Do you provide a Certificate of Analysis (CoA) with each shipment?

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Yes. Every batch of Arsenic(V) oxide ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.

How should Arsenic(V) oxide be stored?

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Store Arsenic(V) oxide in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.

What is Arsenic(V) oxide used for?

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Arsenic(V) oxide is used in catalysis & inorganic applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.

How do I request a quote for Arsenic(V) oxide?

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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.

Need Arsenic(V) oxide in a specific grade or volume?

Request a quote