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Silver sulfide, 99.9+% (metals basis)

Catalog No. AA8947306
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Catalog No. AA8947306 Supplier Thermo Scientific Chemicals Supplier No. 08947306

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Description

CAS: 21548-73-2 | Ag2S | 247.80 g/mol

Silver sulfide is useful as a photosensitizer in photography, Intermediates, chemical research.

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 21548-73-2
Molecular Formula Ag2S
Molecular Weight (g/mol) 247.80
MDL Number MFCD00003406
InChI Key XUARKZBEFFVFRG-UHFFFAOYSA-N
IUPAC Name disilver(1+) sulfanediide
SMILES [S--].[Ag+].[Ag+]

Specifications

Melting Point 825°C
Color Gray to Black
Physical Form Crystalline Powder
Quantity 5 g
UN Number UN3077
Merck Index 14,8530
Solubility Information Soluble in aq. HCN,aq. citric acid with KNO3. Insoluble in acids,alkalies,aqueous ammoniums.
Formula Weight 247.8
Percent Purity ≥99.9%
Odor Odorless
Sensitivity Light sensitive
Density 7.317 g/mL
Assay (metals basis)
Chemical Name or Material Silver sulfide
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Safety and Handling

DOTInformation Transport Hazard Class: 9; Packing Group: III; Proper Shipping Name: ENVIRONMENTALLY HAZARDOUS SUBSTANCES, SOLID, N.O.S.
EINECSNumber 244-438-2
TSCA Yes
Recommended Storage Ambient temperatures

RUO – Research Use Only