| 2811.22 | | Silicon dioxide: | | | | |
| 2931.00.90 | 10 | Organo-silicon compounds | kg | | | |
| 7202.30.00 | 00 | Ferrosilicon manganese | kg Mn kg | 3.9% | Free (A*,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 23% |
| 7202.50.00 | 00 | Ferrosilicon chromium | kg Cr kg | 10% | Free (A,CA,CL, E,IL,J,JO,MA, MX,P) 5% (AU) 3.7% (SG) | 25% |
| 7202.80.00 | 00 | Ferrotungsten and ferrosilicon tungsten | kg W kg | 5.6% | Free (A,AU,BH,CA, CL,E,IL,J,JO,MA, MX,P, SG) | 35% |
| 7202.91.00 | 00 | Ferrotitanium and ferrosilicon titanium | kg | 3.7% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MX,P,SG) 2.4% (MA) | 25% |
| 7225.11.00 | 00 | Of silicon electrical steel: | | | | |
| 7226.11 | | Of silicon electrical steel: | | | | |
