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Harmonized System
Section VI > Chapter 29 > Heading 2921 > 2921.1
… Acyclic monoamines and their derivatives; salts thereof …
Section VI > Chapter 29 > Heading 2921 > 2921.2
… Acyclic polyamines and their derivatives; salts thereof …
Section VI > Chapter 29 > Heading 2921 > 2921.4
… Aromatic monoamines and their derivatives; salts thereof …
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
… p-Phenylenediamine, diaminotoluenes, and their derivatives; salts thereof …
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 29 > Heading 2915 > 2915.2
… Acetic acid and its salts; acetic anhydride …
Section VI > Chapter 29 > Heading 2903 > 2903.7 > 2903.77
… Other, perhalogenated only with fluorine and chlorine …