| Chapter Code | Chapter Description |
|---|
| 29299010 | N,N-DIETHYLPHOSPHORAMIDIC DICHLORIDE |
| 29299020 | N,N-DIISOPROPYLPHOSPHORAMIDIC DICHLORIDE |
| 29299030 | N,N-DIPROPYLPHOSPHORAMIDIC DICHLORIDE |
| 29299040 | N,N-DIMETHYLPHOSPHORAMIDIC DICHLORIDE |
| 29299050 | N,N-DIMETHYLPHOSPHORAMIDATE |
| 29299060 | PHOSPHORAMIDIC ACID, DIETHYL, DIMETHYLESTER |
| 29309010 | THIOUREA (SULPHOUREA) |
| 29242130 | PARACHLORO BENZENE SULPHONYL UREA |