| 29.26      |            | Nitrile -function compounds. | 
| 2926.10    | 000        | Acrylonitrile | 
| 2926.20    | 000        | 1-Cyanoguanidine (dicyandiamide) | 
| 2926.30    | 000        | Fenproporex (INN) and its salts; methadone (INN) intermediate (4-cyano-2-dimethylamino-4,4-diphenylbutane) | 
| 2926.40    | 000        | Alpha-Phenylacetoacetonitrile | 
| 2927.00    | 000        | Diazo-, azo- or azoxy-compounds. | 
| 2928.00    | 000        | Organic derivatives of hydrazine or of hydroxylamine. | 
| 29.29      |            | Compounds with other nitrogen function. | 
| 2929.10    |            | Isocyanates | 
| 2929.10    | 020        | - Diphenylmethandiisocyanate | 
| 2929.10    | 010        | - Toluenediisocyanate (Tolylenediisocyanate) | 
| 2929.90    |            | X.- ORGANO-INORGANIC COMPOUNDS, HETEROCYCLIC COMPOUNDS, NUCLEIC ACIDS AND THEIR SALTS, AND SULPHONAMIDES | 
| 29.30      |            | Organo-sulphur compounds. | 
| 2930.20    | 000        | Thiocarbamates and dithiocarbamates | 
| 2930.70    | 000        | Bis(2-hydroxyethyl)sulfide (thiodiglycol (INN)) | 
| 2930.80    | 000        | Aldicarb (ISO), captafol (ISO) and methamidophos (ISO) | 
| 2930.90    | 100        | 1 Dithiocarbonates (xanthates) | 
| 29.31      |            | Other organo-inorganic compounds. | 
| 2931.20    | 000        | Tributyltin compounds | 
| 2931.38    | 000        | Salt of methylphosphonic acid and (aminoiminomethyl)urea (1 : 1) | 
| 29.32      |            | Heterocyclic compounds with oxygen hetero -atom(s) only. | 
| 29.32      |            | Compounds containing an unfused furan ring (whether or not hydrogenated) in the structure : | 
| 2932.13    | 000        | Furfuryl alcohol and tetrahydrofurfuryl alcohol |