Tebuthiuron Technical from Mexico
Tebuthiuron is a persistent aromatic ureine herbicide for brush and weed control in rangelands and non-cropland areas. It qualifies under HTS 2924.21.1600 as an 'other' pesticide in the cyclic amides category, being a separate chemically defined compound. Imported as 98%+ purity granules or powder for industrial herbicide production.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6093.5%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
9903.05.5510%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
• Declare exact isomer purity to avoid mixture reclassification; include stability data for customs
• Common issue: improper storage during transit causes degradation, requiring re-testing