| 2820.10.00 | 00 | Manganese dioxide | kg | 4.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2821 | | Iron oxides and hydroxides; earth colors containing 70 percent or more by weight of combined iron evaluated as Fe2O3: | | | | |
| 2821.10.00 | | Iron oxides and hydroxides | | 3.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2822.00.00 | 00 | Cobalt oxides and hydroxides; commercial cobalt oxides | kg | 0.1% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 1.7% |
| 2823.00.00 | 00 | Titanium oxides | kg | 5.5% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 30% |
| 2824 | | Lead oxides; red lead and orange lead: | | | | |
| 2824.10.00 | 00 | Lead monoxide (litharge, massicot) | kg | 3% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 12% |
| 2824.90.10 | 00 | Lead suboxide (leady litharge) | kg | 5.5% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,) 2.7% (SG) | 30% |
| 2825 | | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides: | | | | |
| 2825.10.00 | 00 | Hydrazine and hydroxylamine and their inorganic salts | kg | 3.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2825.20.00 | 00 | Lithium oxide and hydroxide | kg | 3.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2825.30.00 | | Vanadium oxides and hydroxides | | 5.5% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P) 2.8% (SG) | 40% |
| 2825.30.00 | 10 | Vanadium pentoxide (anhydride) | kg V kg | | | |
| 2825.40.00 | 00 | Nickel oxides and hydroxides | kg | Free | | Free |
| 2825.50 | | Copper oxides and hydroxides: | | | | |
| 2825.50.10 | 00 | Cupric oxide | kg | 4.3% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 31% |
| 2825.50.20 | 00 | Cuprous oxide | kg | 5% | Free (A,AU,BH, CA,CL,E, IL,J,JO, MA,MX, P,SG) | 39.5% |
| 2825.50.30 | 00 | Copper hydroxides | kg | 3.9% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 32.5% |
| 2825.60.00 | 00 | Germanium oxides and zirconium dioxide | kg | 3.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2825.70.00 | 00 | Molybdenum oxides and hydroxides | kg | 3.2% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 20.5% |
| 2825.80.00 | 00 | Antimony oxides | kg | Free | | 4.4¢/kg |
| 2825.90.10 | 00 | Beryllium oxide and hydroxide | kg | 3.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2825.90.15 | 00 | Niobium oxide | kg | 3.7% | Free (A*,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2825.90.20 | 00 | Tin oxides | kg | 4.2% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2825.90.30 | 00 | Tungsten oxides | kg W kg | 5.5% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX, P,SG) | 45.5% |
Harmonized Tariff Schedule of the United States inquiry: 3920590000
