Duty & tariff lookup

Chapter 25

Code Description General Rate
2501.00.00.00 Salt (including table salt and denatured salt) and pure sodium chloride, whether or not in aqueous solution or containing added anti-caking or free-flowing agents; sea water Free
2502.00.00.00 Unroasted iron pyrites Free
2503.00.00 Sulfur of all kinds, other than sublimed sulfur, precipitated sulfur and colloidal sulfur Free
2503.00.00.10 Crude or unrefined sulfur
2503.00.00.90 Other (2503.00.00.90)
2504 Natural graphite:
2504.10 In powder or in flakes:
2504.10.10.00 Crystalline flake (not including flake dust) Free
2504.10.50.00 Other (2504.10.50.00) Free
2504.90.00.00 Other (2504.90.00.00) Free
2505 Natural sands of all kinds, whether or not colored, other than metalbearing sands of chapter 26:
2505.10 Silica sands and quartz sands:
2505.10.10.00 Sand containing by weight 95 percent or more of silica and not more than 0.6 percent of oxide of iron Free
2505.10.50.00 Other (2505.10.50.00) Free
2505.90.00.00 Other (2505.90.00.00) Free
2506 Quartz (other than natural sands); quartzite, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape:
2506.10.00 Quartz Free
2506.10.00.10 Sands (other than natural) containing by weight 95 percent or more of silica and not more than 0.6 percent of oxide of iron
2506.10.00.50 Other (2506.10.00.50)
2506.20.00 Quartzite Free
2506.20.00.10 Crude or roughly trimmed
2506.20.00.80 Other (2506.20.00.80)
2507.00.00.00 Kaolin and other kaolinic clays, whether or not calcined Free
2508 Other clays (not including expanded clays of heading 6806), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths:
2508.10.00.00 Bentonite Free
2508.30.00.00 Fire-clay Free
2508.40.01 Other clays Free
2508.40.01.10 Common blue clay and other ball clays
2508.40.01.20 Decolorizing earths and fuller's earth
2508.40.01.50 Other (2508.40.01.50)
2508.50.00.00 Andalusite, kyanite and sillimanite Free
2508.60.00.00 Mullite Free
2508.70.00.00 Chamotte or dinas earth Free
2509.00 Chalk:
2509.00.10.00 Crude Free
2509.00.20.00 Other (2509.00.20.00) Free
2510 Natural calcium phosphates, natural aluminum calcium phosphates and phosphatic chalk:
2510.10.00.00 Unground Free
2510.20.00.00 Ground Free
2511 Natural barium sulfate (barytes); natural barium carbonate (witherite), whether or not calcined, other than barium oxide of heading 2816:
2511.10 Natural barium sulfate (barytes):
2511.10.10.00 Ground Free
2511.10.50.00 Other (2511.10.50.00)
2511.20.00.00 Natural barium carbonate (witherite) Free
2512.00.00.00 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 Free
2513 Pumice; emery; natural corundum, natural garnet and other natural abrasives, whether or not heat-treated:
2513.10.00 Pumice stone Free
2513.10.00.10 Crude or in irregular pieces, including crushed pumice
2513.10.00.80 Other (2513.10.00.80)
2513.20 Emery, natural corundum, natural garnet and other natural abrasives:
2513.20.10.00 Crude or in irregular pieces Free
2513.20.90.00 Other (2513.20.90.00) Free
2514.00.00.00 Slate, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape Free
2515 Marble, travertine and other calcareous monumental or building stone of an apparent specific gravity of 2.5 or more, and alabaster, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape:
2515.11.00.00 Crude or roughly trimmed Free
2515.12 Merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape:
2515.12.10.00 Marble Free
2515.12.20.00 Travertine 3%
2515.20.00.00 Other calcareous monumental or building stone; alabaster 3%
2516 Granite, porphyry, basalt, sandstone and other monumental or building stone, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape:
2516.11.00.00 Crude or roughly trimmed Free
2516.12.00 Merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape 2.8%
2516.12.00.30 Having a thickness of 7.5 cm or more
2516.12.00.60 Other (2516.12.00.60)
2516.20 Sandstone:
2516.20.10.00 Crude or roughly trimmed Free
2516.20.20.00 Merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape 3%
2516.90.00 Other monumental or building stone 3%
2516.90.00.30 Having a thickness of 7.5 cm or more
2516.90.00.60 Other (2516.90.00.60)
2517 Pebbles, gravel, broken or crushed stone, of a kind commonly used for concrete aggregates, for road metalling, or for railway or other ballast; shingle and flint, whether or not heat-treated; macadam of slag, dross or similar industrial waste, whether or not incorporating the materials cited in the first part of the heading; tarred macadam; granules, chippings and powder, of stones of heading 2515 or 2516, whether or not heat-treated:
2517.10.00 Pebbles, gravel, broken or crushed stone, of a kind commonly used for concrete aggregates, for road metalling, or for railway or other ballast, shingle and flint, whether or not heat-treated Free
2517.10.00.15 Pebbles and gravel
2517.10.00.20 Limestone, except pebbles and gravel
2517.10.00.55 Other (2517.10.00.55)
2517.20.00.00 Macadam of slag, dross or similar industrial waste, whether or not incorporating the materials cited in subheading 2517.10 Free
2517.30.00.00 Tarred macadam Free
2517.41.00.00 Of marble Free
2517.49.00.00 Other (2517.49.00.00) Free
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:
2518.10.00.00 Dolomite, not calcined or sintered Free
2518.20.00.00 Calcined or sintered dolomite 3%
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:
2519.10.00.00 Natural magnesium carbonate (magnesite) Free
2519.90 Other:
2519.90.10.00 Fused magnesia and dead-burned (sintered) magnesia Free
2519.90.20.00 Caustic calcined magnesite Free
2519.90.50.00 Other (2519.90.50.00) Free
2520 Gypsum; anhydrite; plasters (consisting of calcined gypsum or calcium sulfate) whether or not colored, with or without small quantities of accelerators or retarders:
2520.10.00.00 Gypsum; anhydrite Free
2520.20.00.00 Plasters Free
2521.00.00.00 Limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cement Free
2522 Quicklime, slaked lime and hydraulic lime, other than calcium oxide and hydroxide of heading 2825:
2522.10.00.00 Quicklime Free
2522.20.00.00 Slaked lime Free
2522.30.00.00 Hydraulic lime Free
2523 Portland cement, aluminous cement, slag cement, supersulfate cement and similar hydraulic cements, whether or not colored or in the form of clinkers:
2523.10.00.00 Cement clinkers Free
2523.21.00.00 White cement, whether or not artificially colored Free
2523.29.00.00 Other (2523.29.00.00) Free
2523.30.00.00 Aluminous cement Free
2523.90.00.00 Other hydraulic cements Free
2524 Asbestos:
2524.10.00.00 Crocidolite (Blue) Free
2524.90.00 Other (2524.90.00) Free
2524.90.00.10 Amosite
2524.90.00.30 Crudes
2524.90.00.40 Milled fibers, group 3 grades (spinning fibers or equivalent)
2524.90.00.45 Milled fibers, group 4 and 5 grades
2524.90.00.55 Other (2524.90.00.55)
2524.90.00.60 Other (2524.90.00.60)
2525 Mica, including splittings; mica waste:
2525.10.00 Crude mica and mica rifted into sheets or splittings Free
2525.10.00.10 Split block mica
2525.10.00.20 Mica splittings
2525.10.00.50 Other (2525.10.00.50)
2525.20.00.00 Mica powder Free
2525.30.00.00 Mica waste Free
2526 Natural steatite, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape; talc:
2526.10.00.00 Not crushed, not powdered Free
2526.20.00.00 Crushed or powdered Free
2528.00.00 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 percent of H<sub>3</sub>BO<sub>3</sub> calculated on the dry weight Free
2528.00.00.05 Natural sodium borates and concentrates thereof (whether or not calcined)
2528.00.00.10 Natural calcium borates
2528.00.00.50 Other (2528.00.00.50)
2529 Feldspar; leucite, nepheline and nepheline syenite; fluorspar:
2529.10.00.00 Feldspar Free
2529.21.00.00 Containing by weight 97 percent or less of calcium fluoride Free
2529.22.00.00 Containing by weight more than 97 percent of calcium fluoride Free
2529.30.00 Leucite; nepheline and nepheline syenite Free
2529.30.00.10 Nepheline syenite
2529.30.00.50 Other (2529.30.00.50)
2530 Mineral substances not elsewhere specified or included:
2530.10.00.00 Vermiculite, perlite and chlorites, unexpanded Free
2530.20 Kieserite, epsom salts (natural magnesium sulfates):
2530.20.10.00 Kieserite Free
2530.20.20.00 Epsom salts Free
2530.90 Other:
2530.90.10.00 Natural cryolite; natural chiolite Free
2530.90.20.00 Natural micaceous iron oxides 2.9%
2530.90.80 Other (2530.90.80) Free
2530.90.80.10 Celestite
2530.90.80.15 Earth colors
2530.90.80.50 Other (2530.90.80.50)