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2903.83.00.00/Dehydromirex Isomer Mixture/Canada

Dehydromirex Isomer Mixture from Canada

Mixture of Mirex-related isomers, classified under HTS 2903.83.00.00 per Chapter 29 note (b) as mixtures of isomers of the same organic compound. Used in toxicological studies as a surrogate for Mirex photodegradation products.

Duty Rate — Canada → United States

15.5%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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Import Tips

• Provide HPLC chromatogram showing isomer composition; declare as research chemical only

• Ensure no acyclic impurities to stay within Chapter 29 scope