PenG Amidase Solution 50% Glycerol Stabilized from Mexico
Liquid formulation of Penicillin G amidase stabilized in 50% glycerol for cold storage and easy dispensing in lab-scale antibiotic synthesis. HTS 3507.90.20.00 covers this specific amidase preparation, excluded from Chapter 34 washing preps or Chapter 30 medicaments.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Ship with validated temperature loggers showing consistent 2-8°C to avoid spoilage claims at entry
• List glycerol content separately on invoices for accurate duty assessment on mixtures
• Confirm not a 'medicament' via lack of therapeutic claims in labeling