6-digit WCO subheading · globally harmonized
251200Siliceous fossil meals (for example, kieselguhr, tripolite and diatomite) and similar siliceous earths, whether or not calcined, of an apparent specific gravity of 1 or less
Global tariff comparison
Primary import duty for HS-6 251200 across 12 major trading jurisdictions
India tariff lines
4 national codes