HS 2528-00 – Natural borates and concentrates thereof (whether or not calcined), but not including borates separated from natural brine; natural boric acid containing not more than 85% of H3BO3 calculated on the dry weight.
Tariff data as of T2026-2, effective Sept 1, 2026, last verified Oct 21, 2026
Natural borates and concentrates thereof – Natural borates and concentrates thereof (whether or not calcined), but not including borates separated from natural brine; natural boric acid containing not more than 85% of H3BO3 calculated on the dry weight..