| 2902.50.00 | 00 | Styrene | kg | Free | | 15.4￠/kg + 45% |
| 3903 | | Polymers of styrene, in primary forms: | | | | |
| 3903.11.00 | 00 | Polystyrene: | | | | |
| 3903.20.00 | 00 | Styrene-acrylonitrile (SAN) copolymers | kg | 6.5% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 15.4￠/kg + 45.5% |
| 3903.30.00 | 00 | Acrylonitrile-butadiene-styrene (ABS) copolymers | kg | 6.5% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 15.4￠/kg + 47% |
| 3903.90.10 | 00 | Methyl methacrylate-butadiene-styrene (MBS) copolymers | kg | 6.5% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 15.4￠/kg + 67.5% |
| 3915.20.00 | 00 | Of polymers of styrene | kg | Free | | 10% |
| 3920.30.00 | 00 | Of polymers of styrene | kg | 5.8% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 35% |
| 3921.11.00 | 00 | Of polymers of styrene | kg | 5.3% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 80% |
| 4002.11.00 | 00 | Styrene-butadiene rubber (SBR); carboxylated styrene-butadiene rubber (XSBR): | | | | |
| 4002.19.00 | 10 | Containing 50 percent or less styrene by weight of the dry polymer | kg | | | |
| 4002.19.00 | 20 | Containing over 50 percent styrene by weight of the dry polymer | kg | | | |
