2811.23 Sulphur dioxide 2811.23.00 D 2811.23.00 A 2811.23.01 C

2811.29 Inorganic oxygen compounds of non-metals nes 2811.29.10 A 2811.29.10 D 2811.29.01 A

2811.29.90 A 2811.29.20 D 2811.29.02 A

2811.29.50 A 2811.29.03 A

2811.29.04 A

2811.29.99 A

2812.10 Chlorides and chloride oxides of nonmetals 2812.10.10 D 2812.10.10 D 2812.10.01 A

2812.10.90 A 2812.10.50 A 2812.10.02 A

2812.10.99 A

2812.90 Halides and halide oxides of non-metals nes 2812.90.00 A 2812.90.00 A 2812.90.01 A