HTS 2512Siliceous 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
Rate lines1
Duty by country of origin
| Rate line | Canada62.02% of imports | Mexico12.74% of imports | Germany8.89% of imports | Argentina3.75% of imports | India2.55% of imports | Italy2.22% of imports | Japan2.08% of imports | Spain1.64% of imports | China1.2% of imports | Russia0.86% of imports |
|---|---|---|---|---|---|---|---|---|---|---|
| 2512.00.00.00Siliceous 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 | 10%9903.05.29 | 10%9903.05.55 | 10%9903.05.39 | 10%9903.05.22 | 10%9903.05.44 | 10%9903.05.39 | 12.5%9903.05.49 | 10%9903.05.39 | 37.5%9903.05.319903.88.03 | 47.5%9903.05.669903.90.08 |
Total duty on a $10,000 ocean shipment entered 2026-10-13, before customs fees. Origins are the leading sources of US imports under this heading in 2025 (US Census Bureau).