Pyridine-3-Carboxylic Acid (Niacin) from Germany
Niacin, or vitamin B3, is a pyridine derivative with a carboxylic acid substituent, featuring a single nitrogen hetero-atom in its aromatic ring. Falls under HTS 2933.99.82 as other aromatic nitrogen heterocycles. Essential nutrient used in supplements and pharmaceuticals.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include USP certificates for food/pharma grade; structure declaration prevents misclassification as vitamin prep; check for country-specific quotas