Liquid Normal Human Blood Serum for Cell Culture from China
Liquid normal human blood serum is pooled from screened donors and heat-inactivated for use in mammalian cell culture. Classified under HTS 3002.12.00.20 as unmodified normal human blood sera prepared for therapeutic, prophylactic, or diagnostic uses in research. It provides essential growth factors without specific immunological modifications.
Duty Rate — China → United States
100%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Include heat-inactivation and sterility test results in import documentation to confirm compliance with biological product standards
• Label clearly as 'normal human serum' to prevent confusion with vaccine or toxin preparations under nearby subheadings
• Verify supplier's AABB accreditation for donor testing to avoid CBP holds on bio-safety grounds