Medical Grade Silicone Rubber Thread from Mexico
Vulcanized silicone rubber thread for surgical sutures and medical device elastic components. Silicone qualifies as synthetic rubber under chapter definitions when vulcanized, classified in 4007.
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
• Include biocompatibility certifications (ISO 10993) and sterilization records
• Distinguish from plastic monofilaments in 3916 by vulcanization proof
• Avoid classification as Chapter 90 surgical articles if sold as raw thread