| Chapter Code | Chapter Description |
|---|
| 291030 | 1-CHLORO-2,3-EXPOXYPROPANE (EPICHLOROHYDRIN) |
| 291040 | DIELDRIN (ISO, INN) |
| 291211 | ACYCLIC ALDEHYDES WITHOUT OTHER OXYGEN FUNCTION : ACYCLIC ALDEHYDES WITHOUT OTHER OXYGEN FUNCTION : METHANAL (FORMALDEHYDE) |
| 291212 | ACYCLIC ALDEHYDES WITHOUT OTHER OXYGEN FUNCTION : ACYCLIC ALDEHYDES WITHOUT OTHER OXYGEN FUNCTION : ETHANAL (ACETALDEHYDE) |
| 291219 | ACYCLIC ALDEHYDES WITHOUT OTHER OXYGEN FUNCTION : ACYCLIC ALDEHYDES WITHOUT OTHER OXYGEN FUNCTION : OTHER |
| 291221 | CYCLIC ALDEHYDES WITHOUT OTHER OXYGEN FUNCTION : BENZALDEHYDE |
| 291229 | CYCLIC ALDEHYDES WITHOUT OTHER OXYGEN FUNCTION : OTHER |
| 291241 | ALDEHYDE-ALCOHOLS, ALDEHYDE-ETHERS, ALDEHYDE-PHENOLS AND ALDEHYDES WITH OTHER OXYGEN FUNCTION : VANILLIN (4-HYDROXY-3-METHOXYBENZALDEHYDE) |