Indole-3-Acetic Acid from Mexico
Indole-3-acetic acid (auxin) contains a bicyclic structure with a pyrrole ring fused to benzene, featuring nitrogen hetero-atom only in the five-membered ring. Classified as modified aromatic under HTS 2933.99.82. Plant growth regulator used in agriculture.
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
• FIFRA labeling for pesticide use; stability data for acid form; avoid classification as hormone per 2937 note