Section 13 Articles of stone, plaster,cement,asbestos, mica or similar materials; ceramic products; glass and glassware 70 Glass and glassware 70 19 Glass fibres (including glass wool) and articles thereof (for example, yarn, rovings, 70 19 90 Glass fibre, excluding glass wool 70 19 90 30 Glass fibre, excluding glass wool Commodity Code Description 70 19 90 30 00 Glass fibre, excluding glass wool