| 3810.90.20 | 00 | Consisting wholly of inorganic substances | kg | Free | | 25% |
| 3811 | | Antiknock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils: | | | | |
| 3811.11 | | Antiknock preparations: | | | | |
| 3811.11 | | Based on lead compounds: | | | | |
| 3811.11.10 | 00 | Based on tetraethyl lead or on a mixture of tetraethyl lead and tetramethyl lead | kg | Free | | 30% |
| 3811.21.00 | 00 | Containing petroleum oils or oils obtained from bituminous minerals | kg | 6.5% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX, P,SG) | 60% |
| 3812 | | Prepared rubber accelerators; compound plasticizers for rubber or plastics, not elsewhere specified or included; antioxidizing preparations and other compound stabilizers for rubber or plastics: | | | | |
| 3812.10.10 | 00 | Containing any aromatic or modified aromatic rubber accelerator | kg | 6.5% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P) 0.2￠/kg + 2.9% (SG) | 3.7￠/kg + 60% |
| 3812.20.10 | 00 | Containing any aromatic or modified aromatic plasticizer | kg | 6.5% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P) 3.2% (SG) | 15.4￠/kg + 57% |
| 3812.30 | | Antioxidizing preparations and other compound stabilizers for rubber or plastics: | | | | |
| 3812.30.20 | 00 | Containing any aromatic or modified aromatic antioxidant or other stabilizer: | | | | |
| 3813.00 | | Preparations and charges for fire extinguishers; charged fire-extinguishing grenades: | | | | |
| 3813.00.10 | 00 | Consisting wholly of inorganic substances | kg | Free | | 25% |
| 3814.00.10 | 00 | Containing 5 percent or more but not more than 25 percent by weight of one or more aromatic or modified aromatic substances | kg | 6.5% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX,P) 0.2￠/kg + 2.9% (SG) | 3.7￠/kg + 60% |
| 3814.00.20 | 00 | Containing more than 25 percent by weight of one or more aromatic or modified aromatic substances | kg | 6.5% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 15.4￠/kg + 43.5% |
| 3814.00.50 | 10 | Containing methyl chloroform (1,1,1-trichloro- methane) or carbon tetrachloride | kg | | | |
| 3815 | | Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included: | | | | |
| 3815.90.10 | 00 | Consisting wholly of inorganic substances: | | | | |
| 3816.00.00 | | Refractory cements, mortars, concretes and similar compositions, other than products of heading 3801 | | 3% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 30% |
| 3818.00.00 | | Chemical elements doped for use in electronics, in the form of discs, wafers or similar forms; chemical compounds doped for use in electronics | | Free | | 25% |
| 3819.00.00 | | Hydraulic brake fluids and other prepared liquids for hydraulic transmission, not containing or containing less than 70 percent by weight of petroleum oils or oils obtained from bituminous minerals | | 6.5% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX,P) 0.2￠/kg + 2.9% (SG) | 3.7￠/kg + 60% |
| 3820.00.00 | 00 | Antifreezing preparations and prepared deicing fluids | kg | 6.5% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX, P,SG) | 63% |
| 3822.00 | | Diagnostic or laboratory reagents on a backing and prepared diagnostic or laboratory reagents, whether or not on a backing, other than those of heading 3002 or 3006; certified reference materials: | | | | |
| 3822.00.10 | | Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents, whether or not on a backing, other than those of heading 3002 or 3006: | | | | |
| 3822.00.10 | | Containing antigens or antisera | | Free | | Free |
