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3507.90.20.00/Immobilized Penicillin G Amidase Beads/Mexico

Immobilized Penicillin G Amidase Beads from Mexico

Penicillin G amidase immobilized on agarose or silica beads for continuous flow biocatalysis in pharmaceutical manufacturing. Still classified under HTS 3507.90.20.00 as the principal enzyme is specifically Penicillin G amidase, not reclassified by immobilization.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Specify immobilization matrix in documentation to distinguish from pure enzymes and avoid parts classifications

• Comply with EPA biotech import permits if beads contain recombinant material

• Test for leaching stability to prevent reclassification as a composite chemical good

Immobilized Penicillin G Amidase Beads from Mexico — Import Duty Rate | HTS 3507.90.20.00