رموز نظام التوحيد القياسي ورموز التعرفة الجمركية - المنتجات المعدنية 25 - 27

250830

Clays (excluding expanded clays of heading no. 6806), fireclay, whether or not calcined

250840

Clays (excluding expanded clays of heading no. 6806), n.e.c. in heading no. 2508, whether or not calcined

250850

Clays (excluding expanded clays of heading no. 6806), andalusite, kyanite and sillimanite, whether or not calcined

250860

Clays (excluding expanded clays of heading no. 6806), mullite

250870

Clays (excluding expanded clays of heading no. 6806), chamotte or dinas earths

250900

Chalk

251010

Natural calcium phosphates, natural aluminium calcium phosphates and phosphatic chalk, unground

251020

Natural calcium phosphates, natural aluminium calcium phosphates and phosphatic chalk, ground

251110

Barium sulphate (barytes), natural

251120

Barium carbonate (witherite), natural, whether or not calcined, other than barium oxide of heading no. 2816

251200

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

251310

Pumice stone, whether or not heat treated

251320

Emery, natural corundum, natural garnet and other natural abrasives, whether or not heat-treated

251400

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

251511

Marble and travertine, having a specific gravity of 2.5 or more, crude or roughly trimmed by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape

251512

Marble and travertine, merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape, having a specific gravity of 2.5 or more

251520

Ecaussine and other calcareous monumental or building stone, alabaster, having a specific gravity of 2.5 or more

251611

Granite, crude or roughly trimmed

251612

Granite, merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape

251620

Sandstone,. whether or not roughly trimmed, cut, by sawing etc, into blocks or slabs of a rectangular (including square) shape