ثاني أكسيد السيليكون الغروي
| Kind | Excipient |
|---|---|
| Class | Glidant |
| Synonyms | Aerosil, Colloidal silica, Fumed silica, Cab-O-Sil, Colloidal anhydrous silica |
| Common uses / forms | Glidant/flow aid & anti-caking; 0.1–1% w/w; also adsorbent for oily actives |
| Properties | Extremely fine fumed amorphous silica, ~7–40 nm primary particles, very high surface area; hydrophilic (e.g. 200) & hydrophobic grades |
| Compendia | USP, EP, BP, JP |
| Sourcing origins | EU, China, USA |
| Dominant inbound route | EU |
| Indicative price band | $$ ($10–100 / kg) |
| Indicative lead time | medium (50–80 days) |
| Notes | Very low bulk density/dusty — contained handling; strong flow improvement at low levels |
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Cite as: AUPAM Experts' Office, Colloidal silicon dioxide — sourcing profile (Excipient) — AUPAM Data Bank, retrieved 2026-08-31, https://aupameo.org/datasets/databank/e-colloidal-silicon-dioxide.html