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372757

Sigma-Aldrich

Fluorosilicic acid solution

20-25 wt. % in H2O

Sinônimo(s):

Dihydrogen hexafluorosilicate

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About This Item

Fórmula linear:
H2SiF6
Número CAS:
16961-83-4
Peso molecular:
144.09
Número MDL:
MFCD00036289
Código UNSPSC:
12352300
eCl@ss:
38130308
ID de substância PubChem:
24863162
NACRES:
NA.23

forma

liquid

concentração

20-25 wt. % in H2O

densidade

1.22 g/mL at 25 °C

cadeia de caracteres SMILES

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

InChI

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

chave InChI

ZEFWRWWINDLIIV-UHFFFAOYSA-N

Categorias relacionadas

Descrição geral

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

Embalagem

Packaged in poly bottles

Pictogramas

Skull and crossbonesCorrosion
GHS06,GHS05

Palavra indicadora

Danger

Frases de perigo

H302,H311,H314

Classificações de perigo

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

Código de classe de armazenamento

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

Classe de risco de água (WGK)

WGK 2

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

Equipamento de proteção individual

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

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Fate of fluorosilicate drinking water additives.
Edward Todd Urbansky
Chemical reviews, 102(8), 2837-2854 (2002-08-15)
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
B Raikhlin-Eisenkraft et al.
Harefuah, 126(5), 258-259 (1994-03-01)
A fatal case of poisoning due to ingestion of an apparently innocuous household product is described. A healthy 28-year-old man accidentally drank floor polish (Cristalizador, a Spanish import). On arrival at the emergency room a few hours later he passed
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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