Magnesium Hexafluorosilicate CAS 12449-55-7

  • Magnesium Hexafluorosilicate CAS 12449-55-7
  • Magnesium Hexafluorosilicate CAS 12449-55-7
Magnesium Hexafluorosilicate CAS 12449-55-7
  • FSSF
  • China
  • in 5 days
  • 3000tons/month

Double Fluoride Chemical's Magnesium Fluorosilicate is mainly used in:
1. Used as hardener and water repellent to improve the hardness and strength of concrete.
2. Fluorine weathering treatment on the surface of silica building and Ceramic manufacturing.
3. Control insect on fabric insecticide.

F6MgSi Magnesium Hexafluorosilicate 98% CAS NO. : 12449-55-7

Magnesium fluorosilicate 

Molecular Formula: MgSiF6·6H2O

Mol. Wt: 274.48

Cas No.: 12449-55-7

UN No.: 2853

EMS No.: F-A, S-A

EINECS: 241-022-2

SynonymsMagnesium Fluorosilicate, Magnesium Hexafluorosilicate.

Molecular Formula: MgSiF6·6H2O                                Molecular Weight:274.48
INDEX  NAMEINDEX
Assay≥ 98 %
Fluosilicic acid≤ 0.6 %
Magnesium sulfate≤ 0.5 %
H2O≤ 0.5 %
Water insoluble≤ 0.3 %


Physical stateColorless, white diamond or needle crystal.

Odor: Odorless.

Melting point: 120℃

Relative density: 1.788

Regular package25 kg woven bag with inner plastic bag, or according to customer's requirements. 

Storage: Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

Transportation: Hazardous chemical, UN No.: 2853, Hazard Class: 6.1, Packing Group: III


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