| 2920.11.00 | 00 | Thiophosphoric esters (phosphorodithioates) and their salts, their halogenated, sulfonated, nitrated or nitrosated derivatives: | | | | |
| 2920.11.00 | 00 | Parathion (ISO) and parathion-methyl (ISO) (methyl-parathion) | kg | Free | | 15.4￠/kg + 64.5% |
| 2920.19.10 | 00 | O,O-Dimethyl-O-(4-nitro-m-tolyl)phosphoro- thioate (Fenitrothion) | kg | 6.5% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX, P,SG) | 15.4￠/kg + 41% |
| 2920.90.50 | 10 | Trimethyl phosphite, triethyl phosphite, dimethyl phosphite and diethyl phosphite | kg | | | |
| 2921 | | IX. NITROGEN-FUNCTION COMPOUNDS | | | | |
| 2921 | | Amine-function compounds: | | | | |
| 2921.11.00 | 00 | Acyclic monoamines and their derivatives; salts thereof: | | | | |
| 2921.11.00 | 00 | Methylamine, di- or trimethylamine and their salts | kg | 3.7% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2921.19.11 | 00 | Mono-, di- and triethylamines; mono-, di-, and tri-(propyl- and butyl-)monoamines; salts of any of the foregoing | kg | 3.7% | Free (A,AU,BH,CA, CL,E,IL,J,JO, K,MA,MX, P,SG) | 25% |
| 2921.19.30 | 00 | 3-Amino-3-methyl-1-butyne; 2-Chloro-N,N-dimethylethylamine hydrochloride; 2-(Diethylamino)ethyl chloride hydrochloride; and (Dimethylamino)isopropyl chloride hydrochloride | kg | Free | | 30.5% |
| 2921.19.60 | 10 | N,N-Dialkyl (methyl, ethyl, n-propyl or isopropyl)-2-chloroethylamines and their protonated salts | kg | | | |
| 2921.21.00 | 00 | Acyclic polyamines and their derivatives; salts thereof: | | | | |
| 2921.21.00 | 00 | Ethylenediamine and its salts | kg | 5.8% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX, P,SG) | 39% |
| 2921.22 | | Hexamethylenediamine and its salts: | | | | |
| 2921.22.05 | 00 | Hexamethylenediamine adipate (Nylon salt) | kg | 6.5% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX, P,SG) | 15.4￠/kg + 46% |
| 2921.22.10 | 00 | Derived in whole or in part from adipic acid | kg | 6.5% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX,P) 3.4% (SG) | 15.4￠/kg + 66.5% |
| 2921.29.00 | 10 | Tetraethylene pentamine | kg | | | |
| 2921.29.00 | 20 | Triethylenetetramine | kg | | | |
| 2921.29.00 | 30 | Diethylenetriamine | kg | | | |
| 2921.30 | | Cyclanic, cyclenic or cycloterpenic mono- or polyamines, and their derivatives; salts thereof: | | | | |
| 2921.30.05 | 00 | Derived in whole or in part from any aromatic compound: | | | | |
| 2921.30.05 | 00 | 1,3-Bis(aminoethyl)cyclohexane | kg | Free | | 15.4￠/kg + 53.5% |
| 2921.30.10 | 00 | Products described in additional U.S. note 3 to section VI | kg | 6.5% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,K,MA,MX, P) 2.9% (SG) | 15.4￠/kg + 53.5% |
| 2921.41 | | Aromatic monoamines and their derivatives; salts thereof: | | | | |
| 2921.41 | | Aniline and its salts: | | | | |
