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Harmonized System
Section VI > Chapter 29 > Heading 2926 > 2926.30
Fenproporex (INN) and its salts; methadone (INN) intermediate (4-cyano-2-dimethylamino-4,4-diphenylbutane)
Section VI > Chapter 29 > Heading 2926 > 2926.40
alpha-Phenylacetoacetonitrile
Section VI > Chapter 29 > Heading 2927
Diazo-, azo- or azoxy-compounds.
Section VI > Chapter 29 > Heading 2927 > 2927.00
Diazo-, azo- or azoxy-compounds
Section VI > Chapter 29 > Heading 2928
Organic derivatives of hydrazine or of hydroxylamine.
Section VI > Chapter 29 > Heading 2928 > 2928.00
Organic derivatives of hydrazine or of hydroxylamine
Section VI > Chapter 29 > Heading 2929
Compounds with other nitrogen function.
Section VI > Chapter 29 > Heading 2929 > 2929.10
Isocyanates