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US HTS CODE | Harmonized Tariff Schedule HS code & Tariffs Search Service (2026 HTS Revision 11 (07/01/2026))
| HTS Code | 6815994170 | 2512000000 |
| Article Description | Other I. GOODS OF SILICEOUS FOSSIL MEALS OR OF SIMILAR SILICEOUS EARTHS, AND REFRACTORY GOODS |
Siliceous 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 |
| Quota of Quantity | -- | -- |
| Unit of Quantity | [kg] | [t] |
| Rates of Duty (1-General) | Free | Free |
| Rates of Duty (1-Special) | -- | -- |
| Rates of Duty (2-Cuba and North Korea) | 30% | Free |
| Footnotes | [{columns=[general], value=See 9903.88.03. , type=endnote}, {columns=[other], value=See 9903.90.08. , type=endnote}] | [{columns=[general], value=See 9903.88.03. , type=endnote}, {columns=[other], value=See 9903.90.08. , type=endnote}] |
| Additional Duty | -- | -- |
| Additional Duty(products of China) | -- | -- |