Harmonized System
Section XIII > Chapter 68 > Heading 6813 > 6813.8 > 6813.81
Brake linings and pads
Section XIII > Chapter 68 > Heading 6814
Worked mica and articles of mica, including agglomerated or reconstituted mica, whether or not on a support of paper, paperboard or other materials.
Section XIII > Chapter 68 > Heading 6814 > 6814.10
Plates, sheets and strips of agglomerated or reconstituted mica, whether or not on a support
Section XIII > Chapter 68 > Heading 6815
Articles of stone or of other mineral substances (including carbon fibres, articles of carbon fibres and articles of peat), not elsewhere specified or included.
Section XIII > Chapter 68 > Heading 6815 > 6815.1
Carbon fibres; articles of carbon fibres for non-electrical uses; other articles of graphite or other carbon for non-electrical uses
Section XIII > Chapter 70 > Heading 7002 > 7002.3 > 7002.31
Of fused quartz or other fused silica
Section XIII > Chapter 70 > Heading 7002 > 7002.3 > 7002.32
Of other glass having a linear coefficient of expansion not exceeding 5 x 10-6 per Kelvin within a temperature range of 0 °C to 300 °C