Nomenclature
CAS number: 16949-65-8
Magnesium silicofluoride; magnesium fluosilicate.
F
6MgSi; mol wt 166.38.
F 68.51%, Mg 14.61%, Si 16.88%.
MgSiF
6.
Description and references
Review of toxicology of fluorine compounds:
G. L. Waldbott, Acta Med. Scand. Suppl. 400, 1-44 (1963).
Properties
LD in guinea pigs (mg/kg): 200 orally, 400 s.c. (Waldbott).Derivative
Hexahydrate.
Nomenclature
CAS number: 18972-56-0
F
6MgSi.6H
2O; mol wt 274.47.
F 41.53%, Mg 8.86%, Si 10.23%, H 4.41%, O 34.98%.
Properties
White, efflorescent, odorless crystals. d 1.788. At ≈120° loses
SiF4. Soluble in water. Insol in alcohol. pH of 1% aq
soln: 3.1.Use
For mothproofing of textile fabrics.