Harmonized System
Section VI > Chapter 28 > Heading 2811 > 2811.2 > 2811.21
Carbon dioxide
Section VI > Chapter 28 > Heading 2811 > 2811.2 > 2811.22
Silicon dioxide
Section VI > Chapter 28 > Heading 2812
Halides and halide oxides of non-metals.
Section VI > Chapter 28 > Heading 2812 > 2812.1
Chlorides and chloride oxides
Section VI > Chapter 28 > Heading 2812 > 2812.1 > 2812.11
Carbonyl dichloride (phosgene)
Section VI > Chapter 28 > Heading 2812 > 2812.1 > 2812.12
Phosphorus oxychloride
Section VI > Chapter 28 > Heading 2812 > 2812.1 > 2812.13
Phosphorus trichloride
Section VI > Chapter 28 > Heading 2812 > 2812.1 > 2812.14
Phosphorus pentachloride
Section VI > Chapter 28 > Heading 2812 > 2812.1 > 2812.15
Sulphur monochloride