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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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Precautionary statements

P280Wear protective gloves/protective clothing/eye protection/face protection.

P284Wear respiratory protection.

P301+P310IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.

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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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Calcium hexafluorosilicate Suppliers

China 53 Germany 1 India 1 United Kingdom 1 United States 7 Global 63

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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

Silicate(2-),hexafluoro-,calcium(1:1)

Calcium fiuosilicate

CALCIUM FLUOSILICATE

CALCIUM FLUOROSILICATE

calcium hexafluorosilicate

Calcium hexafiuorosilicate

CALCIUM SILICAFLUORIDE

CALCIUM SILICOFLUORIDE

calcium fluoroaluminate

hexafluoro-silicatecalcium

Silicate, hexafluoro-, calcium

Silicate,hexafluoro-,calcium

hexafluoro-silicate(2-calcium(1:1)

calcium,silicon(4+),hexafluoride

Calcium hexafluorosilicate ISO 9001：2015 REACH

16925-39-6

CaF6Si

CaSiF6

CaSiF62H2O