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| | search for chapter = 25 salt; sulphur; earths and stone; plastering material, lime and cement | | |
| 250100 | salt (including table salt and denatured salt) and pure sodium chloride, in aqueous solutions or not, or with agglomerative additives | | | 250200 | unroasted iron pyrites | | | 250300 | sulphur of all kinds, excl. sublimed, precipitated or colloidal sulphur | | | 250410 | natural graphite in powder or in flakes | | | 250490 | other forms of natural graphite | | | 250510 | silica sands and quartz sands | | | 250590 | other natural sands, whether or not colored | | | 250610 | quartz | | | 250621 | crude or roughly trimmed quartzite | | | 250629 | other forms of quartzite | | | 250700 | kaolin and other kaolinic clays, whether or not calcinated | | | 250810 | bentonite | | | 250820 | Decolorizing earths and fuller"s earth | | | 250830 | fire-clays | | | 250840 | other clays | | | 250850 | andalusite, kyanite and sillimanite | | | 250860 | mullite | | | 250870 | chamotte and dinas earths | | | 250900 | chalk | | | 251010 | natural calcium phoshates, natural aluminum calcium phosphates, chalk phosphatic chalk, unground | | | 251020 | natural calcium phoshates, natural aluminum calcium phosphates, chalk phosphatic chalk, ground | | | 251110 | natural barium sulphate (barytes) | | | 251200 | siliceous fossil meals and other siliceous earths of an apparent specific gravity of =< 1 | | | 251311 | pumice stone, crude or in irregular pieces, including crushed pumice | | | 251319 | other pumice stones | | | 251320 | emery, natural corundum, natural garnet and other natural abrasives | | | 251400 | slate, whether or not roughly trimmed or merely cut into blocks or slabs | | | 251511 | marble and travertine, crude or roughly trimmed | | | 251512 | marble and travertine, cut into blocks or slabs of a square or rectangular shape | | | 251520 | ecaussine and other calcareous monumental or building stones; alabaster | | | 251611 | granite, crude or roughly trimmed | | | 251612 | granite, cut into blocks or slabs of a square or rectangular shape | | | 251621 | sandstone, crude or roughly trimmed | | | 251622 | sandstone, cut into blocks or slabs of a square or rectangular shape | | | 251690 | other monumental or building stones of a square or rectangular shape | | | 251710 | pebbles, gravel and crushed stones, for concrete aggregates, for road metalling or for railway ballast | | | 251749 | granules, chippings, and powders of granite and other monumental stones | | | 251810 | crude dolomite, not calcined nor sintered, cut into blocks or slabs of a square or rectangular shape | | | 251820 | dolomite calcined or sintered, cut into blocks or slabs of a square or rectangular shape | | | 251910 | natural magnesium carbonate (magnesite) | | | 251990 | fused magnesia; dead-burned "sintered" magnesia and other magnesium oxides | | | 252010 | gypsum; anhydrite | | | 252020 | plaster | | | 252100 | limestone flux; calcareous stones for the manufacture of lime or cement | | | 252210 | quicklime | | | 252220 | slaked lime | | | 252230 | hydraulic lime | | | 252310 | cement clinkers | | | 252321 | white portland cement, artificially colored or not | | | 252329 | other types of portland cement | | | 252330 | aluminous cement | | | 252390 | other hydraulic cements, colored or not | | | 252400 | amyanthus (asbestos) | | | 252510 | crude mica or rifted into sheets or splitting | | | 252520 | mica powder | | | 252530 | mica waste | | | 252610 | natural steatite, neither crushed nor powdered | | | 252620 | natural steatite, crushed or powdered and talc | | | 252810 | sodium borates, natural and concentrates thereof | | | 252890 | other natural borates; natural boric acids containing <= 85% of H3BO3 calculated on the dry weight | | | 252910 | feldspar | | | 252921 | fluorspar containing by weight =< 97% of calcium fluoride | | | 252922 | fluorspar containing by weight > 97% of calcium fluoride | | | 252930 | leucite, nepheline and nepheline syenite | | | 253010 | vermiculite, perlite and chlorites, unexpanded | | | 253040 | natural micaceous iron oxides | | | 253090 | other mineral substances (spodumene, zirconium sands, coloring earths) | |
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