Interferon Beta-1a Bulk Preparation from Canada
Interferon beta-1a is a recombinant cytokine for multiple sclerosis treatment, modulating immune response. HTS 3002.13.0090 applies to this unmixed, biotechnological immunological product not in measured doses. Chapter notes specifically include interferons.
Duty Rate — Canada → United States
0%
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 glycosylation profile to prove recombinant human origin vs animal-derived
• Maintain -20°C or lyophilized storage; thaw cycles invalidate import viability