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Harmonized Tariff Schedule (2025 HTS Revision 22 (09/09/2025))

Search Key:Calcined NiCo Oxides

Heading Duty(general) Duty(china) Article Description Compare Code
2507.00.00.00 Free The duty provided in the applicable subheading + 25% Kaolin and other kaolinic clays, whether or not calcined --
2508 Other clays (not including expanded clays of heading 6806), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths: vs-2507000000
2511 Natural barium sulfate (barytes); natural barium carbonate (witherite), whether or not calcined, other than barium oxide of heading 2816: vs-2508
2512.00.00.00 Free The duty provided in the applicable subheading + 25% Siliceous fossil meals (for example, kieselguhr, tripolite and diatomite) and similar siliceous earths, whether or not calcined, of an apparent specific gravity of 1 or less vs-2511
2518 Dolomite, whether or not calcined or sintered, including dolomite roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape: vs-2512000000
2519 Natural magnesium carbonate (magnesite); fused magnesia; dead-burned (sintered) magnesia, whether or not containing small quantities of other oxides added before sintering; other magnesium oxide, whether or not pure: vs-2518
2520 Gypsum; anhydrite; plasters (consisting of calcined gypsum or calcium sulfate) whether or not colored, with or without small quantities of accelerators or retarders: vs-2519
2528.00.00 Free The duty provided in the applicable subheading + 25% 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 percent of H3BO3 calculated on the dry weight vs-2520
2530.90.20.00 2.9% The duty provided in the applicable subheading + 25% Natural micaceous iron oxides vs-25280000
2606.00.00 Free Aluminum ores and concentrates
Bauxite, calcined:
vs-2530902000
2713.11.00.00 Free The duty provided in the applicable subheading + 25% Not calcined vs-26060000
2810.00.00.00 1.5% The duty provided in the applicable subheading + 25% Oxides of boron; boric acids vs-2713110000
2812 Halides and halide oxides of nonmetals:
Chlorides and chloride oxides:
vs-2810000000
2813.90.50.00 3.7% The duty provided in the applicable subheading + 25% Other
IV. INORGANIC BASES AND OXIDES, HYDROXIDES AND PEROXIDES OF METALS
vs-2812
2816 Hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides, of strontium or barium: vs-2813905000
2819 Chromium oxides and hydroxides: vs-2816
2820 Manganese oxides: vs-2819
2821 Iron oxides and hydroxides; earth colors containing 70 percent or more by weight of combined iron evaluated as Fe2O3: vs-2820
2823.00.00.00 5.5% The duty provided in the applicable subheading + 25% Titanium oxides vs-2821