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Arsenic(III) oxide, 99.5% (metals basis), Thermo Scientific Chemicals Product Code.: 11345817
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Arsenic(III) oxide, 99.5% (metals basis), Thermo Scientific Chemicals

Product Code. 11345817
1 kg
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Quantity:
25 g
250 g
1 kg
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Regulatory: This product contains a substance listed in Annex XIV to REACH Regulation (EC) No 1907/2006, all customers must complete a declaration before delivery.
Regulatory: This product contains a substance listed in Annex XVII to REACH Regulation (EC) No 1907/2006, all customers must complete a declaration before delivery.

Product Code. 11345817

Brand: Thermo Scientific Alfa Aesar 043488.A1

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This item is not returnable. View return policy
Regulatory: This product contains a substance listed in Annex XIV to REACH Regulation (EC) No 1907/2006, all customers must complete a declaration before delivery.
Regulatory: This product contains a substance listed in Annex XVII to REACH Regulation (EC) No 1907/2006, all customers must complete a declaration before delivery.

Description

Used in the manufacturing of such products as glass and enamels. Arsenic trioxide is utilized in various studies on cellular processes, notably in investigations of leukemia and principal material for the production of many arsenic compounds.

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.

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 1327-53-3
Molecular Formula As2O3
Molecular Weight (g/mol) 197.84
MDL Number MFCD00003433
InChI Key IKWTVSLWAPBBKU-UHFFFAOYSA-N
Synonym Arsenic trioxide
IUPAC Name diarsorosooxidane
SMILES O=[As]O[As]=O

Specifications

Boiling Point 465°C (sublimation)
Melting Point 312.3°C
Physical Form Powder
Quantity 1 kg
UN Number UN1561
Merck Index 14,804
Solubility Information Slightly soluble in cold water; Soluble in boiling water,HCl,alkali hydroxide; Insoluble in alcohol,chloroform,and etherSoluble in dilute acids and alkalies; Insoluble in organic solvents; Slightly soluble in water.
Formula Weight 197.84
Percent Purity 99.5%
Odor Odorless
Density 3.74 g/mL
Assay (metals basis)
Chemical Name or Material Arsenic (III) oxide
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5 results found
Lot Number Certificate Type Date Catalog Number
Lot NumberP10L029 Certificate TypeCertificate of Analysis Date12/03/2025 Catalog Number043488.A1,043488.14,043488.30
Lot NumberR22K024 Certificate TypeCertificate of Analysis Date11/06/2024 Catalog Number043488.A1,043488.14,043488.30
Lot NumberQ29K051 Certificate TypeCertificate of Analysis Date10/05/2024 Catalog Number043488.A1,043488.14,043488.30
Lot NumberT01I029 Certificate TypeCertificate of Analysis Date13/07/2022 Catalog Number043488.A1,043488.14,043488.30
Lot NumberY05G037 Certificate TypeCertificate of Analysis Date12/04/2022 Catalog Number043488.A1,043488.14,043488.30

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