Cork Test Tube Stopper from Mexico
Small-sized natural cork stoppers for sealing glass test tubes in medical and educational labs. Classified as other under HTS 4503.10.60.00 due to its stopper function from natural cork.
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
• Comply with USP Class VI standards for biocompatibility if medical-grade
• Size-match declarations prevent mismatches with glassware partners
• Sterilization certificates aid FDA entry for lab consumables