2523.90.00.00/Pozzolanic Hydraulic Cement Blend/Canada

Pozzolanic Hydraulic Cement Blend from Canada

Blend of Portland clinker (<50%), fly ash, and gypsum creating hydraulic set via pozzolanic reaction. HTS 2523.90.00.00 for such composite other hydraulics. Sustainable alternative for low-carbon concrete.

Duty Rate — Canada → United States

10%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
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Import Tips

• Clinker fraction analysis critical; >50% becomes Portland cement

• Fly ash quality certs (Class F/C) required for green building claims

• Avoid declaring as 'slag substitute' which confuses with 2523.28

Pozzolanic Hydraulic Cement Blend from Canada — Import Duty Rate | HTS 2523.90.00.00