Description

Sodium Fluorosilicate
Formula:　Na2SiF6
Molecular Weight:　**8.*6
UN. NO.:　***4
HAZARD CLASS: 6.1
H.S. CODE: ***6.***0
CAS: *********9
EINECS: ********8

Physical chemistry properties: Colorless, odorless, poisonous and hygroscopic hexa-square crystal. Relative density is 2.**9. Be soluble in aetner, but insoluble in alcohol. Solubility in acid is larger than in water. Be decomposed as fluoride and silicon oxide in alkali solution. Be decomposed as Sodium fluoride and silicon fluoride over **0℃.


Application:It can be used as white-adding reagent of porcelain enamel and glass, melt-supporting reagent, antiseptic of wood, insecticide in agriculture, moisture absorption reagent of acid tolerance cement, solidification matter of natural latex products, supplement of electrode posit trilateral of zinc-ferric nickel, filling substance of plastic. Also used in artificial cryolite, sodium fluoride production and medical industry and drinking water treatment.

Specification: