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 12 Fabricated asbestos fibres; mixtures and articles of asbestos 68 12 99 Mixtures with a basis of asbestos or with a basis of asbestos and magnesium carbonate 68 12 99 51 Mixtures with a basis of asbestos or with a basis of asbestos and magnesium carbonate Commodity Code Description 68 12 99 51 00 Mixtures with a basis of asbestos or with a basis of asbestos and magnesium carbonate