Harmonized System
Section XV > Chapter 81 > Heading 8109 > 8109.2
… Unwrought zirconium; powders …
Section XV > Chapter 81 > Heading 8110 > 8110.10
… Unwrought antimony; powders …
Section VI > Chapter 29 > Heading 2932 > 2932.9 > 2932.95
… Tetrahydrocannabinols (all isomers) …
Section VI > Chapter 29 > Heading 2933 > 2933.3 > 2933.37
… N-Phenethyl-4-piperidone (NPP) …
Section VI > Chapter 29 > Heading 2922 > 2922.1 > 2922.16
… Diethanolammonium perfluorooctane sulphonate …
Section VI > Chapter 29 > Heading 2923 > 2923.30
… Tetraethylammonium perfluorooctane sulphonate …
Section VI > Chapter 29 > Heading 2923 > 2923.40
… Didecyldimethylammonium perfluorooctane sulphonate …
Section VI > Chapter 28 > Heading 2811 > 2811.1
… Other inorganic acids …
Section VI > Chapter 29 > Heading 2902 > 2902.4 > 2902.44
… Mixed xylene isomers …