Organic chemicals
- 71/71.080/71.080.01 Organic chemicals in general
- 71/71.080/71.080.10 Aliphatic hydrocarbons
- 71/71.080/71.080.15 Aromatic hydrocarbons
- 71/71.080/71.080.20 Halogenated hydrocarbons
- 71/71.080/71.080.30 Organic nitrogen compounds
- 71/71.080/71.080.40 Organic acids
- 71/71.080/71.080.50 Anhydrides
- 71/71.080/71.080.60 Alcohols. Ethers
- 71/71.080/71.080.70 Esters
- 71/71.080/71.080.80 Aldehydes and ketones
- 71/71.080/71.080.90 Phenols
- 71/71.080/71.080.99 Other organic chemicals