Aquafil cas no:112945-52-5
Synonyms: Silica, amorphous,fumed, cryst.-free;Amorphous silica: Pyrogenic (fumed);Fumed silica, crystalline-free;Fumed synthetic amorphous silica;
NameAquafil
CAS112945-52-5
SynonymsSilica, amorphous,fumed, cryst.-free;Amorphous silica: Pyrogenic (fumed);Fumed silica, crystalline-free;Fumed synthetic amorphous silica;
EINECS(EC#)238-878-4
Molecular FormulaSiO2
Molecular Weight60.0843
AppearanceWhite powder
refractive indexn20/D 1.46(lit.)
Risk R37
Safety Poison by intraperitoneal, intravenous, and intratracheal routes. Moderately toxic by ingestion. An inhalation hazard. Much less toxic than crystalline forms. Questionable carcinogen with experimental carcinogenic data. Mutation data reported. Does not cause silicosis. See also SILICA, AMORPHOUS FUME; SILICA, AMORPHOUS HYDRATED; SILICA, CRYSTALLINE; SILICA, CRYSTALLINE–CRISTOBALITE; SILICA, CRYSTALLINE–QUARTZ; SILICA, CRYSTALLINE–TRIDYMITE; SILICA FLOUR; SILICA, FUSED; SILICA, GEL and AMORPHOUS–PRECIPITATED.Analytical Methods: For occupational chemical analysis use OSHA: #ID-125 g or NIOSH: 1994: Silica, Amorphous, 7501.
