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Harmonized System
Section VI > Chapter 28 > Heading 2843 > 2843.10
… Colloidal precious metals …
Section VI > Chapter 28 > Heading 2853 > 2853.10
… Cyanogen chloride (chlorcyan) …
Section VI > Chapter 29 > Heading 2923 > 2923.40
… Didecyldimethylammonium perfluorooctane sulphonate …
Section VI > Chapter 28 > Heading 2807 > 2807.00
… Sulphuric acid; oleum …
Section VI > Chapter 28 > Heading 2811 > 2811.1
… Other inorganic acids …
Section VI > Chapter 28 > Heading 2812 > 2812.1 > 2812.11
… Carbonyl dichloride (phosgene) …
Section VI > Chapter 29 > Heading 2903 > 2903.1 > 2903.12
… Dichloromethane (methylene chloride) …
Section VI > Chapter 29 > Heading 2903 > 2903.2 > 2903.21
… Vinyl chloride (chloroethylene) …
Section VI > Chapter 29 > Heading 2903 > 2903.6 > 2903.61
… Methyl bromide (bromomethane) …
Section VI > Chapter 29 > Heading 2904 > 2904.3 > 2904.31
… Perfluorooctane sulphonic acid …