TMQ-8 Rubber Aging Preventer Oligomers from Mexico
TMQ-8 is an industrial mixture of 2,2,4-trimethyl-1,2-dihydroquinoline oligomers applied in automotive hoses and seals for oxidation protection. It fits HTS 3812.31.00.00 exactly as specified for these rubber anti-oxidizing preparations.
Duty Rate — Mexico → United States
16.5%
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
• Use commercial invoices detailing nitrogen content and oligomer degree to match TMQ specifications
• For drum quantities, ensure proper IMDG classification if shipped by sea
• Avoid declaring as 'rubber chemicals' generically; specific TMQ reference prevents 3812.90 default