Sanitized TMQ Rubber Stabilizer for Medical Tubing from Japan
This purified TMQ oligomer mixture is used in pharmaceutical-grade rubber tubing to prevent oxidative failure. It qualifies for HTS 3812.31.00.00 as mixtures of 2,2,4-trimethyl-1,2-dihydroquinoline oligomers serving as rubber anti-oxidants.
Duty Rate — Japan → United States
16.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• For medical end-use, cross-reference FDA device regulations alongside HTS chemical classification
• Provide heavy metal analysis (<10ppm) as TMQ impurities trigger additional scrutiny