HS 2811-22 – Silicon dioxide
Tariff data as of T2026-2, effective Sept 1, 2026, last verified Oct 21, 2026
Other inorganic acids and other inorganic oxygen compounds of non-metals. – Silicon dioxide.
10-digit tariff items
- 2811-22-00-10 – Hydrated silica (MFN Free)
- 2811-22-00-20 – Silica gel (MFN Free)
- 2811-22-00-90 – Other (MFN Free)