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Harmonized System
Section VI > Chapter 29 > Heading 2931 > 2931.5 > 2931.54
… Trichlorfon (ISO) …
Section VI > Chapter 29 > Heading 2932 > 2932.1 > 2932.12
… 2-Furaldehyde (furfuraldehyde) …
Section VI > Chapter 29 > Heading 2935 > 2935.50
… Other perfluorooctane sulphonamides …
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 29 > Heading 2904 > 2904.3 > 2904.31
… Perfluorooctane sulphonic acid …