Azinphos-methyl Isomer Mixture 99% from China
Azinphos-methyl isomer mixture 99% consists of stereoisomers of this nitrogen-heterocyclic compound, explicitly covered under HTS 2933.92.00.00 per Chapter 29 Note 1(b). Used in research for comparative toxicology studies.
Duty Rate — China → United States
35%
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
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Specify isomer ratio in commercial invoice to confirm Chapter 29 Note 1(b) applicability
• Use amber glass vials with inert gas blanketing for light- and air-sensitive imports
• Obtain institutional review if destined for university pesticide research programs