Nitrile-function compounds:
| Subheading | Description | General | Special | Other |
|---|---|---|---|---|
| 2926.10 | Nitrile-function compounds | — | — | — |
| 2926.20 | Nitrile-function compounds | — | — | — |
| 2926.30 | Fenproporex (INN) and its salts; Methadone (INN) intermediate (4-cyano-2-dimethylamino-4,4- diphenylbutane): | — | — | — |
| 2926.40 | Nitrile-function compounds | — | — | — |
| 2926.90 | Other: | — | — | — |