Thermo Scientific Chemicals Arsenic(V) oxide, 99.9% (metals basis)

Product Code	Brand	Quantity
11326978	Thermo Scientific Chemicals 014668.14	25 g
11336978	Thermo Scientific Chemicals 014668.22	100 g

Description

Arsenic(V) oxide is used in the preparation of metal arsenates. It is used for dye and printing industries. Further, it is used in wood preservatives, colored glass and metal adhesives.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

• CAS: 1303-28-2
• Molecular Weight (g/mol): 229.838
• InChI Key: COHDHYZHOPQOFD-UHFFFAOYSA-N
• PubChem CID: 14771

• Molecular Formula: As2O5
• MDL Number: MFCD00003434
• Synonym: arsenic pentoxide, arsenic v oxide, arsenic anhydride, arsenic v pentoxide, arsenic pentaoxide, arsenic oxide, diarsenic pentoxide, diarsenic pentaoxide, arsenic 5+ oxide, arsenic acid anhydride
• SMILES: O=[As](=O)O[As](=O)=O

Specifications

• Melting Point: 315°C (decomposition)
• Color: White
• Assay Percent Range: 99.9% (metals basis)
• MDL Number: MFCD00003434
• Merck Index: 14,798
• Solubility Information: Soluble in water and alcohol.
• SMILES: O=[As](=O)O[As](=O)=O
• PubChem CID: 14771
• Percent Purity: 99.9%
• Sensitivity: Hygroscopic
• Assay: (metals basis)

• CAS: 1303-28-2
• Physical Form: Powder
• Molecular Formula: As2O5
• UN Number: UN1559
• Synonym: arsenic pentoxide, arsenic v oxide, arsenic anhydride, arsenic v pentoxide, arsenic pentaoxide, arsenic oxide, diarsenic pentoxide, diarsenic pentaoxide, arsenic 5+ oxide, arsenic acid anhydride
• InChI Key: COHDHYZHOPQOFD-UHFFFAOYSA-N
• Molecular Weight (g/mol): 229.838
• Formula Weight: 229.79
• Odor: Odorless
• Density: 4.32 g/mL
• Chemical Name or Material: Arsenic(V) oxide

Safety and Handling

GHS H Statement
H301-H331-H350
Toxic if swallowed.
Toxic if inhaled.
May cause cancer.

P201-P202-P261-P264b-P270-P271-P281-P301+P310-P304+P340-P308+P313-P311-P330-P501c

H301+H331-H350

missing translation for 'dotInformation' : Transport Hazard Class: 6.1; Packaging Group: II; Proper Shipping Name: ARSENIC PENTOXIDE

missing translation for 'einecsNumber' : 215-116-9

missing translation for 'rtecsNumber' : CG2275000

missing translation for 'tsca' : Yes

missing translation for 'storageNote' : Hygroscopic

Recommended Storage : Ambient temperatures

RUO – Research Use Only