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372757

Sigma-Aldrich

Fluorosilicic acid solution

20-25 wt. % in H2O

Synonym(s):

Dihydrogen hexafluorosilicate

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500 G
$69.92

$69.92

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500 G
$69.92

About This Item

Linear Formula:
H2SiF6
CAS Number:
16961-83-4
Molecular Weight:
144.09
MDL number:
MFCD00036289
UNSPSC Code:
12352300
eCl@ss:
38130308
PubChem Substance ID:
24863162
NACRES:
NA.23

$69.92

List Price$73.60

In StockDetails

Request a Bulk Order

form

liquid

concentration

20-25 wt. % in H2O

density

1.22 g/mL at 25 °C

SMILES string

F[H].F[H].F[Si](F)(F)F

InChI

1S/F4Si.2FH/c1-5(2,3)4;;/h;2*1H

InChI key

ZEFWRWWINDLIIV-UHFFFAOYSA-N

Related Categories

General description

Fluorosilicic acid may be produced as a byproduct during the manufacture of phosphate fertilizer. It may also be prepared by treating grounded phosphate rock with sulphuric acid.1

Packaging

Packaged in poly bottles

pictograms

Skull and crossbonesCorrosion
GHS06,GHS05

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1

Storage Class

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

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Certificates of Analysis (COA)

Lot/Batch Number
MKCL3734
SHBC6625V
66396KKV
66396KK
01912TE

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G M Whitford et al.
Archives of oral biology, 53(11), 1037-1041 (2008-06-03)
Fluoride in drinking water may be present from natural sources or added as sodium fluoride (NaF), sodium silicofluoride (Na(2)SiF(6)) or fluorosilicic acid (H(2)SiF(6)). Results from an early study with rats suggested that, when ingested as Na(2)SiF(6), the absorption and excretion
Mbarka Gouider et al.
Journal of hazardous materials, 170(2-3), 962-968 (2009-06-16)
Fluoride content and flow-rate of fertilizer plant wastewater from phosphoric acid and/or triple superphosphate (TSP) production lead to the discharge of several thousand tons of fluoride (F(-)) per year and even more for phosphate (PO4(3-)). Since sustainability is an important
Fate of fluorosilicate drinking water additives.
Edward Todd Urbansky
Chemical reviews, 102(8), 2837-2854 (2002-08-15)
[Evaluation of 2 kinds of food poisoning caused by fluoride compounds].
U Werner et al.
Zeitschrift fur die gesamte Hygiene und ihre Grenzgebiete, 31(10), 568-570 (1985-10-01)
Rosangela M M Sawan et al.
Toxicology, 271(1-2), 21-26 (2010-03-02)
Higher blood lead (BPb) levels have been reported in children living in communities that receive fluoride-treated water. Here, we examined whether fluoride co-administered with lead increases BPb and lead concentrations in calcified tissues in Wistar rats exposed to this metal
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