From Chapter 28: Chapter 28
| HTS Code | Description | General Duty |
|---|---|---|
| 2816100000 | Hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides, of strontium or barium Hydroxide and peroxide of magnesium | 3.1% |
| 2816401000 | Oxides, hydroxides and peroxides, of strontium or barium Of strontium | 4.2% |
| 2816402000 | Oxides, hydroxides and peroxides, of strontium or barium Of barium | 2% |