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Alfa Aesar™ Hexafluorosilicic acid, 35% w/w aq. soln.

Chemical Identifiers

CAS 16961-83-4
Molecular Formula H2F6Si
Linear Formula H2SiF6
Formula Weight 144.09
MDL Number MFCD00036289
UN Number UN1778
Merck Index 14,4182
Synonym Fluorosilicic acid; Hydrofluorosilicic acid
Chemical Name or Material Hexafluorosilicic acid
View More Specs


Products ${productFamilyLength}
Catalog Number Mfr. No. Quantity Price Quantity  
Catalog Number Mfr. No. Quantity Price Quantity  
AAL148290E SDS Alfa Aesar™
L148290E
2500g N/A N/A  
Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
AAL1482936 SDS Alfa Aesar™
L1482936
500g N/A N/A  
Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
Specifications

Description

Applications
Hexafluorosilicic acid is commonly used as a source of fluoride. It is converted to a variety of useful hexafluorosilicate salts. It is also used as an electrolyte in the Betts electrolytic process for refining lead. It is an important organic reagent for cleaving Si-O bonds of silyl ethers. Further, it is used as wood a preservation agent and also used in surface modification of calcium carbonate.

Solubility
Miscible with water.

Notes
Incompatible in strong oxidizing agents, metals, alkalis, strong acids, stoneware and glass.
Description & Specifications

Chemical Identifiers

16961-83-4
H2SiF6
MFCD00036289
14,4182
Hexafluorosilicic acid
H2F6Si
144.09
UN1778
Fluorosilicic acid; Hydrofluorosilicic acid

Specifications

35% w/w aq. soln.
2500g
H2F6Si
144.09
UN1778
Fluorosilicic acid; Hydrofluorosilicic acid
108° to 109°C
16961-83-4
H2SiF6
MFCD00036289
14,4182
Hexafluorosilicic acid

Safety and Handling

GHS H Statement
H314
Causes severe skin burns and eye damage.

GHS P Statement
P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501a
Do not breathe dust/fume/gas/mist/vapors/spray.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

Danger

DOTInformation : Transport Hazard Class: 8; Packing Group: II; Proper Shipping Name: FLUOROSILICIC ACID

RTECSNumber : VV8225000

TSCA : TSCA