Pyridine-3-Carboxylic Acid (Nicotinic Acid) from Mexico
Nicotinic acid, also known as vitamin B3, is a pyridine derivative with a carboxylic acid group at position 3, used as a nutritional supplement and in pharmaceuticals. Classified under HTS 2933.39.92.00 as an 'other' compound containing an unfused pyridine ring per Chapter 29 specifications. Excludes vitamin preparations put up for retail sale.
Duty Rate — Mexico → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Provide analytical data confirming pyridine structure and purity >98%; label as 'not for retail sale' to avoid Chapter 30
• Watch for EU REACH compliance on pyridine compounds