Calcium hexafluorosilicate
Calcium hexafluorosilicate
CAS: 16925-39-6
Molecular Formula: CaF6Si
Calcium hexafluorosilicate - Names and Identifiers
| Name | Calcium hexafluorosilicate |
| Synonyms | Calcium fiuosilicate CALCIUM FLUOSILICATE CALCIUM FLUOROSILICATE Calcium fluorosilicate CALCIUM SILICAFLUORIDE CALCIUM SILICOFLUORIDE calcium hexafluorosilicate Calcium hexafiuorosilicate Calcium hexafluorosilicate |
| CAS | 16925-39-6 |
| EINECS | 240-991-9 |
| InChI | InChI=1/Ca.F6Si/c;1-7(2,3,4,5)6/q+2;-2 |
Calcium hexafluorosilicate - Physico-chemical Properties
| Molecular Formula | CaF6Si |
| Molar Mass | 182.15 |
| Density | 2.25 |
| Water Solubility | insoluble cold H2O, partially decomposed in hot H2O [MER06] |
| Appearance | colorless tetragonal crystals |
| Solubility Product Constant(Ksp) | pKsp: 3.09 |
| Use | Used as flotation agent, insecticide, etc |
Calcium hexafluorosilicate - Risk and Safety
| UN IDs | UN 2856 |
| Toxicity | LD in guinea pigs (mg/kg): 250 orally, 450 s.c. (Waldbott) |
Calcium hexafluorosilicate - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| solubility in water (g/100ml) | grams dissolved per 100ml of water: 0.518g/20 ℃ |
| Application | used as flotation agent, pesticides, etc. used in ceramic industry and pharmaceutical industry |
| production method | CaCO 3 + H 2 SiF 6 → CaSiF 6 + H 2 O + CO 2 large excess of CaCO 3 or Ca(NO 3 ) 2 with high concentration of SiF 6 H 2 reaction can be prepared by CaSiF 6. |
Last Update：2024-04-10 22:29:15
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Product Name: Silicate(2-)hexafluoro-calcium (1:1) Visit Supplier Webpage Request for quotationCAS: 16925-39-6
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