ChemicalBook > CAS DataBase List > Calcium hexafluorosilicate
Calcium hexafluorosilicate
Preparation- Product Name
- Calcium hexafluorosilicate
- CAS No.
- 16925-39-6
- Chemical Name
- Calcium hexafluorosilicate
- Synonyms
- CALCIUM FLUOSILICATE;Calcium fiuosilicate;CALCIUM SILICOFLUORIDE;CALCIUM SILICAFLUORIDE;CALCIUM FLUOROSILICATE;calcium fluoroaluminate;Calcium hexafiuorosilicate;calcium hexafluorosilicate;hexafluoro-silicatecalcium;Silicate,hexafluoro-,calcium
- CBNumber
- CB9676338
- Molecular Formula
- CaF6Si
- Formula Weight
- 182.15
- MOL File
- 16925-39-6.mol
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Calcium hexafluorosilicate Property
- Density
- 2.25
- solubility
- insoluble in acetone; reacts with hot H2O
- form
- colorless tetragonal crystals
- color
- colorless tetragonal crystals, crystalline
- Water Solubility
- insoluble cold H2O, partially decomposed in hot H2O [MER06]
- Solubility Product Constant (Ksp)
- pKsp: 3.09
- CAS DataBase Reference
- 16925-39-6(CAS DataBase Reference)
- EPA Substance Registry System
- Silicate(2-), hexafluoro-, calcium (1:1) (16925-39-6)
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Safety
- RIDADR
- UN 2856
- HS Code
- 2826908090
- Toxicity
- LD in guinea pigs (mg/kg): 250 orally, 450 s.c. (Waldbott)
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Calcium hexafluorosilicate Chemical Properties,Usage,Production
Preparation
CaCO3 +H2SiF6 →CaSiF6 +H2O + CO2
Calcium hexafluorosilicate can be prepared by reacting a large excess of CaCO3 or Ca(NO3)2 with a high concentration of H 2SiF6.
Chemical Properties
colorless, tetr; powder(s); obtained by reaction of a Ca salt and H2SiF6; used as a flotation agent and insecticide [HAW93] [MER06] [CRC10]
Uses
In wood, rubber, textile industries; flotation agent; insecticide.
Safety Profile
Poison by ingestion and subcutaneous routes. See also CALCIUM COMPOUNDS. When heated to decomposition it emits toxic fumes of F-.
Calcium hexafluorosilicate Preparation Products And Raw materials
Raw materials
Preparation Products
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16925-39-6, Calcium hexafluorosilicate Related Search:
Calcium nitrite
Calcium oxide
Silicic acid (H2SiO3), calcium salt (1:1)
Calcium silicate
Calcium phosphate
Sodium fluorosilicate
Fluorosilicate
Calcium chloride
Calcium carbonate
Calcium carbide
Calcium Propionate
Hexafluorosilicic acid
CALCIUM SILICIDE
CALCIUM
CALCIUM SILICIDE
Silicon Tetrafluoride
CALCIUM HEXAFLUOROSILICATE DIHYDRATE
Calcium fluoride