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Pyridine-3-Carboxylic Acid (Nicotinic Acid) from Canada

Nicotinic acid, also known as vitamin B3, is a pyridine derivative used in nutritional supplements and pharmaceutical formulations. This bulk chemical powder is classified under HTS 2933.39.61.91 due to its unfused pyridine ring structure and inclusion in U.S. note 3 substances. It qualifies as a separate chemically defined organic compound per chapter notes.

Duty Rate — Canada → United States

16.5%

Rate breakdown

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

Import Tips

Ensure USP/NF grade certification for food/pharma import compliance with FDA regulations

Declare exact CAS number (59-67-6) and purity percentage on commercial invoice

Monitor REACH/ TSCA registration status for environmental compliance