Recombinant Interleukin-2 (IL-2) from Japan
Recombinant human IL-2 is a cytokine growth factor stimulating T-cell proliferation for cancer immunotherapy. It is an unmixed immunological product under HTS 3002.13.0090, explicitly covered by chapter notes for interleukins regulating immune processes. Supplied in bulk for pharmaceutical compounding.
Duty Rate — Japan → 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
• Include potency assay certificates (IU/mg) to verify biological activity and therapeutic grade
• Declare under 'human blood fractions' if applicable, but specify biotech origin to avoid animal blood confusion