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 06 OR OF CHAPTER 69. 68 06 90 OTHER MIXTURES & ARTICLES OF HEAT-INSULATING/SOUND-INSULATING/SOUND-...... Commodity Code Description 68 06 90 00 OTHER MIXTURES & ARTICLES OF HEAT-INSULATING/SOUND-INSULATING/SOUND-......