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  7. Arsenic(III) selenide, 99.999% (metals basis)

Arsenic(III) selenide, 99.999% (metals basis)

Product Code. p-7049087
0.5 g, 0.5g
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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. 11327587

Brand: Thermo Scientific Alfa Aesar 012849.02

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This item is not returnable. View return policy
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

For vacuum deposition | CAS: 1303-36-2 | As2Se3 | 386.76 g/mol

Arsenicselenide is used as a chalcogenide glass for infrared optics, as it transmits light with wavelengths between 870 nm and 17.2 μm.

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 1303-36-2
Molecular Formula As2Se3
Molecular Weight (g/mol) 386.76
MDL Number MFCD00014166
InChI Key WBFMCDAQUDITAS-UHFFFAOYSA-N
Synonym arsenic triselenide, diarsenic triselenide, arsenic selenide, arsenous selenide, arsenic sesquiselenide, unii-xws0w0gb8g, diarsenic triselenide asse3, arsenic iii selenide, xws0w0gb8gShow MoreShow Less
PubChem CID 14772
IUPAC Name [(selanylidenearsanyl)selanyl]arsaneselone
SMILES [Se]=[As][Se][As]=[Se]

Specifications

Melting Point 260°C
Physical Form Fused Pieces
Quantity 0.5 g
UN Number UN3077
Merck Index 14,805
Solubility Information Insoluble in water and soluble in nitric acid.
Formula Weight 386.72
Percent Purity 99.999%
Odor Odorless
Density 4.75 g/mL
Assay (metals basis)
Chemical Name or Material Arsenic(III) selenide
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5 results found
Lot Number Certificate Type Date Product Code
Lot NumberM24D065 Certificate TypeCertificate of Analysis Date08/12/2021 Product Code012849.06, 012849.02, 012849.14
Lot NumberL12M24 Certificate TypeCertificate of Analysis Date08/12/2021 Product Code012849.06, 012849.02, 012849.14
Lot NumberE15Y019 Certificate TypeCertificate of Analysis Date07/12/2021 Product Code012849.06, 012849.02, 012849.14
Lot NumberH24K34 Certificate TypeCertificate of Analysis Date29/11/2021 Product Code012849.06, 012849.02, 012849.14
Lot NumberK09P35 Certificate TypeCertificate of Analysis Date29/11/2021 Product Code012849.06, 012849.02, 012849.14

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