| 290911 | 290911 - Ethers; acyclic, and their halogenated, sulphonated, nitrated |
| 290919 | 290919 - Ethers; acyclic, and their halogenated, sulphonated, nitrated |
| 290920 | 290920 - Ethers; cyclanic, cyclenic or cycloterpenic and their halogen |
| 290930 | 290930 - Ethers; aromatic, and their halogenated, sulphonated, nitrate |
| 290941 | 290941 - Ether-alcohols and their halogenated, sulphonated, nitrated o |
| 290942 | 290942 - -- Monomethyl ethers Of Ethylene glycol or Of diethylene glyc |
| 290943 | 290943 - Ether-alcohols and their halogenated, sulphonated, nitrated o |
| 290944 | 290944 - Ether-alcohols and their halogenated, sulphonated, nitrated o |
| 290949 | 290949 - Ether-alcohols and their halogenated, sulphonated, nitrated o |
| 290950 | 290950 - Ether-phenols, ether-alcohol-phenols and their halogenated, s |
| 290960 | 290960 - Alcohol peroxides, ether peroxides, acetal and hemiacetal per |