Harmonized System
Section VI > Chapter 28 > Heading 2836 > 2836.9 > 2836.91
… Lithium carbonates …
Section VI > Chapter 28 > Heading 2836 > 2836.9 > 2836.92
… Strontium carbonate …
Section VI > Chapter 28 > Heading 2839 > 2839.1
… Of sodium …
Section VI > Chapter 28 > Heading 2839 > 2839.1 > 2839.11
… Sodium metasilicates …
Section VI > Chapter 28 > Heading 2841 > 2841.30
… Sodium dichromate …
Section VI > Chapter 28 > Heading 2841 > 2841.6 > 2841.61
… Potassium permanganate …
Section VI > Chapter 28 > Heading 2846 > 2846.10
… Cerium compounds …
Section VI > Chapter 28 > Heading 2849 > 2849.10
… Of calcium …
Section VI > Chapter 28 > Heading 2823 > 2823.00
… Titanium oxides …