Ammonium hexafluorosilicate, 98%

Name: Ammonium hexafluorosilicate, 98%
Brand: Vaqora Chemicals
SKU: VQ-015135

About Ammonium hexafluorosilicate, 98%

Listed under CAS 16919-19-0, Ammonium hexafluorosilicate is a main-group metal compound available from Vaqora Chemicals at a purity of 98%. Formula F6H8N2Si, molecular weight 178.15 g/mol. Systematically, it is named diazanium. Hexafluorosilicon(2-). Alternative names: Cryptohalite and Ammonium fluosilicate.

In its supplied form it is white to off-white powder or crystals or granules. Key physical data: a density of 2.01 g/mL at 25 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. It carries the GHS signal word “Danger” with 3 hazard statements. Review the Safety Data Sheet before use.

Typical applications include ceramics and glass and metallurgy and plating. Our customers for this product work in academic and industrial research.

Available in 25 g, 100 g, 500 g and 5 kg packs, Ammonium hexafluorosilicate is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Ceramics & glass
Metallurgy & plating

Industries

Specifications & identifiers

Chemical identifiers
Product name	Ammonium hexafluorosilicate, 98%
Catalogue No.	VQ-015135
CAS Number	16919-19-0
IUPAC name	diazanium;hexafluorosilicon(2-)
Molecular formula	F₆H₈N₂Si
Molecular weight	178.15 g/mol
Exact mass	178.0361
Purity / assay	98%
HSN code	28261110
InChIKey	ITHIMUMYFVCXSL-UHFFFAOYSA-P
SMILES	[NH4+].[NH4+].F[Si-2](F)(F)(F)(F)F
PubChem CID	28145

Physical properties
Physical form	Granules
Appearance	White to off-white powder or crystals or granules
Density	2.01 g/mL at 25 °C
H-bond donors / acceptors	2 / 7
TPSA	2 Å²
UN number	UN 2854
Synonyms	Cryptohalite, Ammonium fluosilicate, Ammonium fluorosilicate, Diammonium hexafluorosilicate, Ammonium silicon fluoride, Diammonium fluosilicate, Diammonium silicon hexafluoride, Diammonium fluorosilicate, Diammonium hexafluorosilicate(2-), LPE 6, Silicate(2-), hexafluoro-, diammonium, Fluorosilicic acid, ammonium salt

Safety & hazard information (GHS)

Toxic

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H311Toxic in contact with skin
H331Toxic if inhaled

Precautionary statements: P261, P262, P264, P270, P271, P280, P301 + P316, P302 + P352, P304 + P340, P316, P321, P330, P361 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Ammonium hexafluorosilicate, 98%?

The CAS Registry Number of Ammonium hexafluorosilicate, 98% is 16919-19-0. It is also known as Cryptohalite, Ammonium fluosilicate, Ammonium fluorosilicate.

What is the molecular formula and molecular weight of Ammonium hexafluorosilicate, 98%?

Ammonium hexafluorosilicate, 98% has the molecular formula F6H8N2Si and a molecular weight of 178.15 g/mol.

Which grade and pack sizes of Ammonium hexafluorosilicate, 98% can I order?

We supply Ammonium hexafluorosilicate, 98% in (98%) grade, in 25 g, 100 g, 500 g, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Ammonium hexafluorosilicate, 98%?

Yes. Every lot of Ammonium hexafluorosilicate, 98% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Ammonium hexafluorosilicate, 98% be shipped internationally?

Yes. Ammonium hexafluorosilicate, 98% is classified as hazardous (UN 2854), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.