Silicon Dioxide |
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| Aerosil; Aerosil 380; Cristobalite; Quso G-32; Quso G32; Sand; Tridymite; Dioxide, Silicon | |
| 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. | |