Ammonium hexafluorosilicate, Puratronic™, 99.999% (metals basis)

Description

CAS: 16919-19-0 | F6H8N2Si | 178.153 g/mol

Ammonium hexafluorosilicate is used as a disinfectant and analytical reagent. It finds application in etching glass, metal casting, and electroplating. It is also employed as a wood preservative agent and mothproofing agent in textiles. It plays a useful application in soldering flux. It is also used to arrest caries treatment without discoloration on demineralized primary tooth enamel.

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: 16919-19-0
• Molecular Formula: F6H8N2Si
• Molecular Weight (g/mol): 178.153
• MDL Number: MFCD00010887
• InChI Key: ITHIMUMYFVCXSL-UHFFFAOYSA-P
• Synonym: ammonium hexafluorosilicate, ammonium fluosilicate, ammonium fluorosilicate, ammonium silicofluoride, cryptohalite, caswell no. 043, diammonium fluosilicate, diammonium fluorosilicate, ammonium silicon fluoride, diammonium hexafluorosilicate
• PubChem CID: 28145
• IUPAC Name: diazanium;hexafluorosilicon(2-)
• SMILES: [NH4+].[NH4+].F[Si-2](F)(F)(F)(F)F

• Melting Point: (decomposition)
• Physical Form: Crystalline
• Quantity: 50 g
• UN Number: UN2854
• Merck Index: 14,527
• Solubility Information: Slightly soluble in water. Insoluble in alcohol and acetone.
• Formula Weight: 178.14
• Percent Purity: 99.999%
• Grade: Puratronic™
• Assay: (metals basis)
• Chemical Name or Material: Ammonium hexafluorosilicate

Safety and Handling

Hazard Category	H301+H311+H331
Hazard Statement	GHS H Statement H301-H311-H331 Toxic if swallowed. Toxic in contact with skin. Toxic if inhaled.
Precautionary Statement	P261-P264b-P270-P271-P280-P301+P310-P302+P352-P304+P340-P311-P312-P330-P361-P363-P501c
DOTInformation	Transport Hazard Class: 6.1; Packing Group: III; Proper Shipping Name: AMMONIUM FLUOROSILICATE
EINECSNumber	240-968-3
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only