Code | Description |
---|---|
831 | Benzol |
839 | Pitch, mineral tar and other crude chemical derivatives from coal and natural gas |
Heading of aggregated item NSTR agregada anglès to which it belongs
17 Coal chemicals
Code | Description |
---|---|
831 | Benzol |
839 | Pitch, mineral tar and other crude chemical derivatives from coal and natural gas |
17 Coal chemicals