HS 28.25.40WCO HS 2022
Nickel oxides and hydroxides
- Chapter
- 28
- Inorganic chemicals; organic and inorganic compounds of precious metals; of rare earth metals, of radio-active elements and of isotopes
- Heading
- 28.25
- Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides
- Level
- Subheading
- International 6-digit level (WCO HS 2022)