Système harmonisé
Section V
MINERAL PRODUCTS
Chapter 25
SALT; SULPHUR; EARTHS AND STONE; PLASTERING MATERIALS, LIME AND CEMENT
Heading 2508
OTHER CLAYS (NOT INCLUDING EXPANDED CLAYS OF HEADING 68.06), ANDALUSITE, KYANITE AND SILLIMANITE, WHETHER OR NOT CALCINED; MULLITE; CHAMOTTE OR DINAS EARTHS (+)
2508.40