Dicyandiamide Curing Agent DCDA from Canada
DCDA (dicyandiamide) curing agent is a latent hardener for thermoset polymers like epoxies, falling under HTS 2926.20.00.00 as a pure nitrile-function compound per chapter definitions. It remains classifiable here even with minor stabilizers for transport.
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
Import Tips
• Label with GHS pictograms for skin irritant hazards; provide end-use statement for composites to expedite CBP review; test for free cyanide content under 10 ppm