- 0128Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes
- 022836Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate:
US HTS code
2836500000
Calcium carbonate
Rates updated· Source: USITC Harmonized Tariff Schedule export
Column 2 rate (Cuba, North Korea): 25%
Estimate duty
This code's duty rate (Free) isn't a simple percentage, so it can't be estimated here — check the official source for the exact calculation.
Section 232/301 & notes
No Section 232/301 overlay or footnote noted for this code in the HTS export.
Matching UK commodity code
Sharing the 6-digit HS root 283650.
Related codes
Other codes at this level