| 2901.23.00 | 00 | Butene (Butylene) and isomers thereof | kg | Free | | Free |
| 2901.24.50 | 00 | Other | kg | Free | | 25% |
| 2901.29 | | Other: | | | | |
| 2901.29.10 | 50 | Other | kg | | | |
| 2901.29.50 | 00 | Other | kg | Free | | 25% |
| 2902.19.00 | | Other | | Free | | 25% |
| 2902.19.00 | 50 | Other | kg | | | |
| 2902.90 | | Other: | | | | |
| 2902.90.30 | 50 | Other | kg | | | |
| 2902.90.90 | 00 | Other | kg | Free | | 15.4¢/kg + 68.5% |
| 2903.19 | | Other: | | | | |
| 2903.19.60 | | Other | | 5.5% | Free (A,AU,BH,CA, CL,E,IL,J,L,JO, MA,MX,P) 3% (SG) | 114.5% |
| 2903.19.60 | 50 | Other | kg | | | |
| 2903.29.00 | 00 | Other | kg | 5.5% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P) 3% (SG) | 114.5% |
| 2903.39 | | Other: | | | | |
| 2903.39.15 | 50 | Other | kg | | | |
| 2903.39.20 | | Other | | 3.7% | Free (A,AU,BH,CA, CL,E,IL,J,JO, K,MA,MX, P,SG) | 25% |
| 2903.39.20 | 15 | Other | kg | | | |
| 2903.39.20 | 50 | Other | kg | | | |
| 2903.45.00 | 00 | Other derivatives perhalogenated only with fluorine and chlorine | kg | 3.7% | Free (A,AU,BH,CA, CL,E,IL,J,JO, K,MA,MX, P,SG) | 25% |
| 2903.47.00 | 00 | Other perhalogenated derivatives | kg | 3.7% | Free (A,AU,BH,CA, CL,E,IL,J,JO, K,MA,MX, P,SG) | 25% |
| 2903.49 | | Other: | | | | |
| 2903.49.90 | | Other | | 3.7% | Free (A,AU,BH,CA, CL,E,IL,J,JO, K,MA,MX, P,SG) | 25% |
| 2903.59 | | Other: | | | | |
| 2903.59.05 | 00 | Derived in whole or in part from benzene or other aromatic hydrocarbon: | | | | |
Harmonized Tariff Schedule of the United States inquiry: 3203Ã
