| Tariff Classification |
| section 06 | Products of the chemical or allied industries |
| chapter 28 | Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes |
| 28.41 | Salts of oxometallic or peroxometallic acids: |
| －Manganites, manganates and permanganates: |
| 2841.61 | －－Potassium permanganate |
|