Harmonized System
Section XII > Chapter 67 > Heading 6701 > 6701.00
… or down, feathers, parts of feathers, down and articles thereof (other than goods of heading 05.05 and worked quills …
Section VI > Chapter 29 > Heading 2939 > 2939.1 > 2939.11
… (INN), pholcodine (INN), thebacon (INN) and thebaine; salts thereof …
Section V > Chapter 25 > Heading 2528 > 2528.00
… Natural borates and concentrates thereof (whether or not calcined), but not including borates …
Section I > Chapter 5 > Heading 0508 > 0508.00
… or simply prepared but not cut to shape, powder and waste thereof …
Section VI > Chapter 29 > Heading 2933 > 2933.3 > 2933.33
… (INN), remifentanil (INN) and trimeperidine (INN); salts thereof …