Magnesium Fluorosilicate 12449-55-7

Category :	Inorganic chemicals/Inorganic salts
CAS NO :	12449-55-7;16949-65-8
EC NO :	241-022-2
MF :	F₂MgO₄Si₂
MW :	182.4704
Packing :	25kg /50kgs p.p woven bag within plastic film.
Product description :	Magnesium Fluorosilicate Formula:MgSiF6•6H2O Molecular Weight: 274.48 UN. NO.:2853 HAZARD CLASS:6.1 H.S. CODE:2826.9000 Physical chemistry properties: white rhombus or acicular crystal, odorless. Its density is 1.788, melting point is 120℃, may lose crystallize water by efflorescence, soluble in water, thin acid, insoluble alcohol thin soluble in silicofluoride. Its water solution appears acidity it can produce fluoride and silicon dioxide with alkali, poisonous. Usage: it can improve the hardness and strength of concrete. It is excellent harden and waterproof matter, and insecticide. Specification: MgSiF6•6H2O ≥98% MgSO4•7H2O ≤0.3% H2SiF6 ≤0.5% H2O ≤0.5% 1.0 Water undissolvable substance ≤0.2%
Uses :	it can improve the hardness and strength of concrete. It is excellent harden and waterproof matter, and insecticide.
Synonyms :	Magnesium Fluorosilicate;magnesium bis[fluoro(oxo)silanolate];Magnesium Fluosilicate;
Molecular Structure :

Magnesium Fluorosilicate

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