Semicarbazide Hydrochloride from Mexico
Semicarbazide hydrochloride, 1-aminourea HCl, is a hydrazine derivative with aromatic applications, classified under HTS 2928.00.25.00 for aromatic forms used in pharma synthesis.
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
• Monitor for carbonyl formation during storage
• Pharma-grade certification essential