Silver sulfide, 99.9+% (metals basis), Thermo Scientific Chemicals

Description

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.

Specifications

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+]

• 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

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

SDS

RUO – Research Use Only