Triazine Mercaptobenzothiazole Hybrid Accelerator from Canada
Hybrid molecule combining triazine and thiazole rings for synergistic rubber acceleration in truck tires. Despite dual heterocycles, classified in HTS 2933.69.60.30 as triazine-dominant for rubber processing.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6096.5%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Chemical structure diagram essential for CBP review
• Separate from thiazole shipments to avoid 2934 classification
• Monitor Section 301 tariffs on Chinese origin