Harmonized System
Section VI > Chapter 29 > Heading 2921 > 2921.5
… Aromatic polyamines and their derivatives; salts thereof …
Section VI > Chapter 29 > Heading 2921 > 2921.1 > 2921.11
… Methylamine, di- or trimethylamine and their salts …
Section VI > Chapter 29 > Heading 2921 > 2921.5 > 2921.51
… o-, m-, p-Phenylenediamine, diaminotoluenes, and their derivatives; salts thereof …
Section VI > Chapter 29 > Heading 2924 > 2924.1 > 2924.12
… Fluoroacetamide (ISO), monocrotophos (ISO) and phosphamidon (ISO) …
Section VI > Chapter 29 > Heading 2924 > 2924.2 > 2924.23
… 2-Acetamidobenzoic acid (N-acetylanthranilic acid) and its salts …
Section VI > Chapter 28 > Heading 2811 > 2811.2
… Other inorganic oxygen compounds of non-metals …
Section VI > Chapter 28 > Heading 2818 > 2818.10
… Artificial corundum, whether or not chemically defined …
Section VI > Chapter 29 > Heading 2915 > 2915.2
… Acetic acid and its salts; acetic anhydride …
Section VI > Chapter 29 > Heading 2903 > 2903.1 > 2903.11
… Chloromethane (methyl chloride) and chloroethane (ethyl chloride) …
Section VI > Chapter 29 > Heading 2903 > 2903.7 > 2903.77
… Other, perhalogenated only with fluorine and chlorine …