Classification Detail

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HS, 2017 - Code 25

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Hierarchy

Chapter:

25 - Salt; sulphur; earths, stone; plastering materials, lime and cement

Breakdown

4-digit heading:

2501 - Salt (including table salt and denatured salt); pure sodium chloride whether or not in aqueous solution; sea water

2502 - Iron pyrites; unroasted

2503 - Sulphur of all kinds; other than sublimed, precipitated and colloidal sulphur

2504 - Graphite; natural

2505 - Sands of all kinds; natural, whether or not coloured, other than metal-bearing sands of chapter 26

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

2507 - Kaolin and other kaolinic clays; whether or not calcined

2508 - Clays; (not including expanded clays of heading no. 6806), andalusite kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earth

2510 - Natural calcium phosphates; natural aluminium calcium phosphates and phosphatic chalk

2511 - Natural barium sulphate (barytes); natural barium carbonate, (witherite) whether or not calcined, other than barium oxide of heading no. 2816

2512 - Siliceous fossil meals (e.g. kieselguhr, tripolite and diatomite) and similar siliceous earths; whether or not calcined, of an apparent specific gravity of 1 or less

2513 - Pumice stone; emery; natural corundum, natural garnet and other natural abrasives, whether or not heat treated

2514 - Slate, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape

2515 - Marble, travertine, ecaussine and other calcareous stone; of an apparent specific gravity of less than 2.5, alabaster, whether cut by sawing etc, into blocks, slabs of a rectangular (square) shape

2516 - Granite, porphyry, basalt, sandstone, other monumental and building stone, whether or not roughly trimmed, cut, by sawing etc, into blocks or slabs of a rectangular (including square) shape

2517 - Pebbles, gravel, crushed stone for concrete aggregates for road or railway ballast, shingle or flint; macadam of slag, dross etc tarred granules, chippings, powder of stones of heading no. 2515 and 2516

2518 - Dolomite, whether or not calcined or sintered; including dolomite roughly trimmed, or merely cut by sawing or otherwise into blocks or slabs of rectangular (including square) shape; dolomite ramming mix

2519 - Natural magnesium carbonate (magnesite); fused magnesia; dead-burned (sintered) magnesia, whether or not containing small quantities of other oxides added before sintering; magnesium oxide, pure or not

2520 - Gypsum; anhydrite; plasters (consisting of calcined gypsum or calcium sulphate), coloured or not, with or without small quantities of accelerators or retarders

2521 - Limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cement

2522 - Quicklime, slaked lime and hydraulic lime; other than calcium oxide and hydroxide of heading no. 2825

2523 - Portland cement, aluminous cement (ciment fondu), slag cement, supersulphate cement and similar hydraulic cements, whether or not coloured or in the form of clinkers

2524 - Asbestos

2525 - Mica, including splittings; mica waste

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

2528 - 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

2529 - Feldspar; leucite; nepheline and nepheline syenite; fluorspar

2530 - Mineral substances not elsewhere specified or included

Explanatory note