Ammonium sulfite monohydrate, 92% min

Description

Air Sensitive | CAS: 7783-11-1 | H10N2O4S | 134.15 g/mol

Ammonium sulfite monohydrate is used in caramel coloring in the food industry. It is also used in cosmetics as a hair straightening agent and a hair waving agent. It acts as a reducing agent in photography. Further, it is used in the production of bricks in order to use in blast furnace linings. In addition to this, it used in gas scrubbers.

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: 7783-11-1
• Molecular Formula: H10N2O4S
• Molecular Weight (g/mol): 134.15
• MDL Number: MFCD00066094
• InChI Key: ASPXBYAQZVXSNS-UHFFFAOYSA-N
• PubChem CID: 21701053
• IUPAC Name: diazanium;sulfite;hydrate
• SMILES: [NH4+].[NH4+].O.[O-]S(=O)[O-]

• Melting Point: 60°C to 70°C (decomposition)
• Color: White
• Physical Form: Crystalline
• Quantity: 1 kg
• Assay Percent Range: 92% min.
• Solubility Information: Soluble in water. Insoluble in acetone and alcohol.
• Formula Weight: 134.15 (116.14 Anhydrous)
• Refractive Index: 1.515
• Sensitivity: Air Sensitive
• Appearance: White crystalline
• Density: 1.41 g/cm³
• Chemical Name or Material: Ammonium sulfite monohydrate, Monohydrate

Safety and Handling

Hazard Category	H315-H319-H335
Precautionary Statement	P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c
EINECSNumber	233-484-9
TSCA	Yes
Recommended Storage	Ambient temperatures; Store under Nitrogen

SDS

RUO – Research Use Only