6-digit WCO subheading · globally harmonized

283330- Alums

Global tariff comparison

Primary import duty for HS-6 283330 across 12 major trading jurisdictions

India tariff lines

4 national codes

HS CodeDescriptionPrimary rate
28333010Ammonium alum7.5
28333020Ferric ammonium alum7.5
28333030Potash alum7.5
28333090Other7.5
India HS 283330 · - Alums · Treayo