Subheading 2836.50 · Section VI
2836.50
Carbonates; calcium carbonate
28 Inorganic chemicals; organic and inorganic compounds of precious metals; of rare earth metals, of radio-active elements and of isotopes
2836 Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate
2836.50 Calcium carbonate
Other subheadings under 2836