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Hexafluorosilicic acid, 35% w/w aq. soln., Thermo Scientific Chemicals

24.42 € - 105.53 €

Chemical Identifiers

CAS 16961-83-4
Molecular Formula F6H2Si
Molecular Weight (g/mol) 144.091
MDL Number MFCD00036289
InChI Key OHORFAFFMDIQRR-UHFFFAOYSA-P
Synonym hexafluorosilicic acid, fluorosilicic acid, dihydrogen hexafluorosilicate, silicate 2-, hexafluoro-, dihydrogen, hexafluorosilicon 2-; hydron, dihydrogen hexafluorosilanediuide, silicofluoridd, hexafluorosilic acid, hydrofluorosilic acid, kieselfluorwasserstoffsaure
PubChem CID 21863527
IUPAC Name hexafluorosilicon(2-);hydron
SMILES [H+].[H+].F[Si-2](F)(F)(F)(F)F
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Product Code Brand Quantity Price Quantity & Availability  
Product Code Brand Quantity Price Quantity & Availability  
11373696
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Thermo Scientific Alfa Aesar
L14829.22
100 g
24.42 €
100g
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11383696
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Thermo Scientific Alfa Aesar
L14829.36
500 g
29.85 €
500g
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11393696
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Thermo Scientific Alfa Aesar
L14829.0E
2500 g
105.53 €
2.50kg
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Description

Description

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.

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.

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.
Specifications

Chemical Identifiers

16961-83-4
144.091
OHORFAFFMDIQRR-UHFFFAOYSA-P
21863527
[H+].[H+].F[Si-2](F)(F)(F)(F)F
F6H2Si
MFCD00036289
hexafluorosilicic acid, fluorosilicic acid, dihydrogen hexafluorosilicate, silicate 2-, hexafluoro-, dihydrogen, hexafluorosilicon 2-; hydron, dihydrogen hexafluorosilanediuide, silicofluoridd, hexafluorosilic acid, hydrofluorosilic acid, kieselfluorwasserstoffsaure
hexafluorosilicon(2-);hydron

Specifications

108°C to 109°C
F6H2Si
MFCD00036289
14,4182
OHORFAFFMDIQRR-UHFFFAOYSA-P
hexafluorosilicon(2-);hydron
21863527
35% w/w aq. soln.
16961-83-4
H2SiF6
UN1778
hexafluorosilicic acid, fluorosilicic acid, dihydrogen hexafluorosilicate, silicate 2-, hexafluoro-, dihydrogen, hexafluorosilicon 2-; hydron, dihydrogen hexafluorosilanediuide, silicofluoridd, hexafluorosilic acid, hydrofluorosilic acid, kieselfluorwasserstoffsaure
[H+].[H+].F[Si-2](F)(F)(F)(F)F
144.091
144.09
Hexafluorosilicic acid
Videos
Safety and Handling

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

missing translation for 'dotInformation' : Transport Hazard Class: 8; Packing Group: II; Proper Shipping Name: FLUOROSILICIC ACID

missing translation for 'rtecsNumber' : VV8225000

missing translation for 'tsca' : TSCA

Product Identifier
  • Hexafluorosilicic acid, 35% w/w aqueous solution

Signal Word
  • Danger

Hazard Category
  • Serious eye damage/eye irritation Category 1
  • Skin corrosion/irritation Category 1 B

Hazard Statement
  • H314-Causes severe skin burns and eye damage.
  • H318-Causes serious eye damage.

Precautionary Statement
  • P260-Do not breathe dust/fume/gas/mist/vapours/spray.
  • P264-Wash face, hands and anyexposed skin thoroughly after handling.
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P310-Immediately call a POISON CENTER/doctor/.

Supplemental information
  • MIXTURE LIST-Contains : Fluorosilicic acid

SDS
Documents

Documents

Product Certifications

RUO – Research Use Only