Harmonized System
Section VI > Chapter 29 > Heading 2925 > 2925.1
… Imides and their derivatives; salts thereof …
Section VI > Chapter 29 > Heading 2925 > 2925.2
… Imines and their derivatives; salts thereof …
Section XVI > Chapter 85 > Heading 8518 > 8518.2 > 8518.21
… Single loudspeakers, mounted in their enclosures …
Section XVI > Chapter 85 > Heading 8540 > 8540.8 > 8540.81
… Receiver or amplifier valves and tubes …
Section III > Chapter 15 > Heading 1504 > 1504.10
… Fish-liver oils and their fractions …
Section IX > Chapter 44 > Heading 4418 > 4418.1
… Windows, French-windows and their frames …
Section IX > Chapter 44 > Heading 4418 > 4418.2
… Doors and their frames and thresholds …
Section VI > Chapter 29 > Heading 2941 > 2941.20
… Streptomycins and their derivatives; salts thereof …
Section VI > Chapter 29 > Heading 2941 > 2941.30
… Tetracyclines and their derivatives; salts thereof …
Section I > Chapter 5 > Heading 0506 > 0506.10
… Ossein and bones treated with acid …