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- Details for China Calcium Fluorosilicate
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Calcium Fluorosilicate 16925-39-6
Category : Inorganic chemicals
CAS NO : 16925-39-6 EC NO : 240-991-9 MF : CaF6Si MW : 182.1539192 Product description : Formulae: CaSiF6.2H2O Molecular weight: 219.08 UN.No.: 2856 Hazard class: 6.1 H.S.Code: 2826.900090 Physical & chemical Properties: Colourless poisonous crystal. Dihydrate compound: Molecular formula: CaSiF6.2H2O Molecular weight: 218.19 Anhydrous compound: Molecular formula: CaSiF6 Molecular weight: 182.16 Property: White square crystal,odorless,flavorless,relative density:2.622;soluble in water, fluosilicic acid, hydrochloric acid, ethanol. Use: Preservative in wood industry,hardener in concrete,opaliger in glass and porcelain enamel. Produce silicon tetrafluoride and calcium fluoride. Product quality: Company standard Index name Dihydrate calcium fluorosilicate Anhydrous calcium fluorosilicate Content of calcium fluorosilicate (base on dry basis) , ≥98.5% ≥98% Content of insoluble substance in water ≤ 0.5% ≤ 0.7% Content of free acid ≤ 0.3% ≤ 0.5% Moistrue ≤ 0.2% ≤ 0.4% Appearance White crystalline powder Uses : Preservative in wood industry,hardener in concrete,opaliger in glass and porcelain enamel. Produce silicon tetrafluoride and calcium fluoride Synonyms : Calcium fluorosilicate;calcium silicon(4+) fluoride (1:1:6); Molecular Structure : 
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