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关于此项目
线性分子式:
H2SiF6
化学文摘社编号:
分子量:
144.09
UNSPSC Code:
12352300
eCl@ss:
38130308
PubChem Substance ID:
NACRES:
NA.21
MDL number:
Concentration:
33.5-35%
grade
purum
Quality Level
concentration
33.5-35%
impurities
≤0.003% heavy metals (as Pb)
density
1.22 g/mL at 20 °C (lit.), 1.31 g/mL at 25 °C
anion traces
chloride (Cl-): ≤0.2%, phosphate (PO43-): ≤1000 mg/kg, sulfate (SO42-): ≤0.2%
cation traces
Fe: ≤100 mg/kg
SMILES string
F.F.F[Si](F)(F)F
InChI
1S/F4Si.2FH/c1-5(2,3)4;;/h;2*1H
InChI key
ZEFWRWWINDLIIV-UHFFFAOYSA-N
General description
已经制备了高硅氟硅酸。它们所需的额外二氧化硅含量要比 H2SiF6所代表的组成高18%。已报道了氟硅酸的制备和性质。氟硅酸可以作为磷酸盐肥料的主要副产物获得。可通过氯化钠中和用于制备氟硅酸钠。还可与氨进行中和生成氟化铵和二氧化硅。
Application
氟硅酸 (FSA,H 2 SiF 6 ) 已用于以下研究:
- 含氟市政供水的氟化。
- 碳酸钙的表面改性。
- 二氧化硅的液相沉积(LPD)。
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 3 Dermal - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1
存储类别
6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
法规信息
危险化学品
此项目有
High-silica fluosilicic acids: Specific reactions and the equilibrium with silica.
Thomsen SM.
Journal of the American Chemical Society, 74(7), 1690-1693 (1952)
"Recovery of high surface area mesoporous silica from waste hexafluorosilicic acid (H 2 SiF 6) of fertilizer industry"
Sarawade.BP, et al.
Journal of Hazardous Materials, 173(01), 576-580 (2010)
Fluosilicic acid.
Journal of Chemical Education, 35(11), 562-562 (1958)
P Zhu et al.
Journal of virology, 75(14), 6682-6686 (2001-06-20)
CD4-immunoglobulin G2 (CD4-IgG2) incorporates four copies of the D1D2 domains of CD4 into an antibody-like molecule that potently neutralizes primary human immunodeficiency virus type 1. Here electron microscopy was used to explore the structure and functional valence of CD4-IgG2 in
Surface modification of precipitated calcium carbonate using aqueous fluosilicic acid.
Lee CK.
Applied Surface Science, 202(1), 15-23 (2002)
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 01302-6X1L | 04061838608925 |
| 01302-1L | 04061838608918 |
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