HS 2508-50 – Andalusite, kyanite and sillimanite
Tariff data as of T2026-2, effective Sept 1, 2026, last verified Oct 21, 2026
Other clays (not including expanded clays of heading 68.06), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths. – Andalusite, kyanite and sillimanite.