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Personne àcontacter Ms. wu
#425-427 of Bai long road, Kunming, Yunnan
Magnesium Fluorosilicate Formula:MgSiF6•6H2O Molecular Weight: **4.*8 UN. NO.:***3 HAZARD CLASS:6.1 H.S. CODE:***6.***0 Physical chemistry properties: white rhombus or acicular crystal, odorless. Its density is 1.**8, melting point is **0℃, 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 ≥*8% MgSO4•7H2O ≤0.3% H2SiF6 ≤0.5% H2O ≤0.5% 1.0 Water undissolvable substance ≤0.2%
