Section 13 Articles of stone, plaster,cement,asbestos, mica or similar materials; ceramic products; glass and glassware 69 Ceramic products 69 07 Ceramic flags and paving, hearth or wall tiles; ceramic mosaic cubes and the like, whether or not on a backing; finishing ceramics Commodity Code Description 69 07 21 - - Of a water absorption coefficient by weight not exceeding 0.5% 69 07 22 - - - Clay tiles 69 07 23 - - - Clay tiles 69 07 30 - Mosaic cubes and the like, other than those of subheading 6907.40 69 07 40 - Finishing ceramics