Safety Statements: An inhalation hazard. Poison by intravenous route. An eye irritant and nuisance dust. Questionable carcinogen. Mutation data reported. See also SILICA, AMORPHOUS FUME; SILICA, AMORPHOUS FUMED; SILICA, AMORPHOUS HYDRATED; SILICA, CRYSTALLINE; SILICA, CRYSTALLINE–CRISTOBALITE; SILICA, CRYSTALLINE–QUARTZ; SILICA, CRYSTALLINE–TRIDYMITE; SILICA FLOUR; SILICA, FUSED and SILICATES.Analytical Methods: For occupational chemical analysis use or NIOSH: 1994: silica, amorphous, 7501.