Section 13 Articles of stone, plaster,cement,asbestos, mica or similar materials; ceramic products; glass and glassware 68 Articles of stone, plaster, cement, asbestos, mica or similar materials 68 08 Panels, boards..., of wood waste, etc, agglomerated with cement, etc 68 08 00 Panels, boards..., of wood waste, etc, agglomerated with cement, etc Commodity Code Description 68 08 00 00 Panels, boards..., of wood waste, etc, agglomerated with cement, etc 68 08 00 20 Roofing tiles 68 08 00 30 Panels, boards, blocks and similar articles 68 08 00 90 Other 68 08 00 91 Of vegetable fibre 68 08 00 99 Other