CHO Cell Culture for Protein Expression from Mexico
Chinese hamster ovary (CHO) cells genetically modified and cultured for recombinant therapeutic protein production like insulin analogs. HTS 3002.59.00.00 covers these as other modified cell cultures for therapeutic uses. Widely used in biopharma.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.60100%Pharmaceuticals: patented pharma articles — 100% floor rate
9903.05.860%Universal product exemption (U.S. note 52(b))
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Vector maps and expression cassette details for biotech review
• Adventitious agent testing reports essential for release