Histamine Dihydrochloride from Germany
Histamine dihydrochloride, containing imidazole ring, used in pharmaceutical standards and research. Falls under HTS 2933.29.90.00 as a chemically defined compound with unfused imidazole ring and nitrogen hetero-atoms.
Duty Rate — Germany → 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
• Include batch-specific potency assay confirming pharmacological activity
• Label as 'Research Use Only' to avoid FDA finished product requirements
• Salt form classifies with parent imidazole per Chapter 29 note 5(C)(1)