Of a water absorption coefficent by weight not exceeding 0.5% :

Section XIII · ARTICLES OF STONE, PLASTER, CEMENT, ASBESTOS, MICA OR SIMILAR MATERIALS; CERAMIC PRODUCTS; GLASS AND GLASSWARE

HS 6907.21 is a heading in Chapter 69 (Ceramic products) of the Sri Lanka Customs import tariff. Choose a more specific sub-heading to see its duty rates.

Ceramic flags and paving, hearth or wall tiles; unglazed ceramic mosaic cubes and the like, whether or not on a backing; finishing ceramics.›Flags and paving, hearth or wall tiles, other than those of subheadings 6907.30 and 6907.40 :›Of a water absorption coefficent by weight not exceeding 0.5% :

This is a grouping line with no rate cells of its own. Select a more specific sub-heading to see rates and compute duty.