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- Details for China Potassium fluorosilicate
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Potassium fluorosilicate 16871-90-2
Category : Inorganic chemicals
CAS NO : 16871-90-2 EC NO : 240-896-2 MF : FKO2Si MW : 118.181 Packing : In polyethylene bag and with woven plastic sack outer, 25kgs net each. Product description : 无标题文档 Formula: K2SiF6
Q/SRGF: 004－2011
CAS NO.: 16871-90-2
Specification:
Grade
Chemical Composition % K2SiF6 HF Water insolubles H2O min max Grade Ι 98 0.1 0.5 0.5 Grade ΙΙ 98 0.1 1.0 0.3 Properties: The product is white crystalline or powder . poisonous and with microaidic; the hexagonal crystal system sp.gr: 3.08 and system sp.gr 2.665(at 17°C); deliquesce in moist air and slightly soluble in water, also soluble in hydrochloric acid; the solubility has somewhat raise with an increase in temperture .It's decomposed into KF and SiF4 at glow, and decomposed into KF, HF and H2Sio3 in hot water.
Uses : It's used as a wood preservative and in ahe manufacture of ceramics, various optics glasses, smelting of aluminium and magnesium, also used as a raw materiar for synthetic mica and a preservative material. Synonyms : dipotassium hexafluorosilicate;Potassium Fluorosilicate;Potassium Fluosilicate;Potassium Silicofluoride;potassium fluoro(oxo)silanolate; Molecular Structure : 
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