| Classification of Products (CZ-CPA_2015) - level 6 - Sub-category |
089929 |
Other minerals |
| Classification of Products (CZ-CPA_2025) - level 6 - Sub-category |
089923 |
Other minerals |
| Harmonised Commodity Description and Coding System (HS) - level 4 - Article |
251200 |
Siliceous fossil meals, e.g. kieselguhr, tripolite and diatomite, and similar siliceous earths, whether or not calcined, of an apparent specific gravity of <= 1 |
| Standard International Trade Classification (SITC) - level 5 - Basic Heading |
27895 |
Siliceous fossil meals,sim.siliceous earths,calcined,spec. gravity<1 |