Transparent, tasteless crystals found in nature as agate, amethyst, chalcedony, cristobalite, flint, sand, QUARTZ, and tridymite. The compound is insoluble in water or acids except hydrofluoric acid.
Synonyms: Aerosil 380, Dioxide, Silicon, Tridymite, Quso G32, Silica, Quso G-32, 0, Quso G 32, Cristobalite, 380, Aerosil, Silicon Dioxide, G32, Quso, 7631-86-9, Aerosil
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94; was SILICA 1963-93 ,use SILICON DIOXIDE to search SILICA 1966-93 ,note entry term: do not confuse with SILICON; TN 172: differentiation among silic- terms; see MeSH definition for names of common forms of silicon dioxide
identifier
D012822