HS 2512-00-00-00 – 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.

Tariff data as of T2026-2, effective Sept 1, 2026, last verified Oct 21, 2026

Siliceous fossil meals and similar siliceous earths › 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. › 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.

MFN duty rate

Free

GST

5%

Unit of measure

KGM

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.

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Preferential tariff rates

• Peru: Free
• Israel (CIAT): Free
• UST/CUSMA (US): Free
• Switzerland–Liechtenstein (SLT): Free
• CPTPP: Free
• Chile: Free
• MXT/CUSMA (Mexico): Free
• Korea: Free
• Ukraine: Free
• Iceland: Free
• GPT: Free
• Honduras (HNT): Free
• Panama (PAT): Free
• Norway (NT): Free
• CETA: Free
• CPTPP – United Kingdom (CPUKT): Free
• Jordan (JT): Free
• Colombia: Free
• UK: Free
• Commonwealth Caribbean Countries Tariff (CCCT): Free
• LDCT: Free
• Costa Rica (CRT): Free

Preference requires qualifying origin and origin proof or certification.

Frequently asked questions

What is the MFN duty on 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. (HS 2512-00-00-00)?

The T2026-2 MFN rate for tariff item 2512.00.00 is Free. Specific or compound rates require manual calculation. Classification and origin must be verified with CBSA.

What is the duty on HS 2512-00-00-00 from the US?

Qualifying US-origin goods with origin proof use UST/CUSMA at Free. This item is not on any US surtax schedule in force in TariffPlus surtax data (checked against CBSA). GST/HST and any applicable personal-import provincial tax are additional.

Which trade agreement rates apply to HS 2512-00-00-00?

Peru: Free; Israel (CIAT): Free; UST/CUSMA (US): Free; Switzerland–Liechtenstein (SLT): Free; CPTPP: Free; Chile: Free; MXT/CUSMA (Mexico): Free; Korea: Free; Ukraine: Free; Iceland: Free; GPT: Free; Honduras (HNT): Free; Panama (PAT): Free; Norway (NT): Free; CETA: Free; CPTPP – United Kingdom (CPUKT): Free; Jordan (JT): Free; Colombia: Free; UK: Free; Commonwealth Caribbean Countries Tariff (CCCT): Free; LDCT: Free; Costa Rica (CRT): Free. Preferential treatment requires qualifying origin and certification. Rates are informational; CBSA is authoritative.