Azinphos-methyl Reference Standard USP from Mexico
Azinphos-methyl reference standard USP is a certified pure analytical reagent of the heterocyclic compound, classified under HTS 2933.92.00.00 for laboratory use in pesticide residue analysis. Meets pharmacopeia standards for chromatography and toxicology testing.
Duty Rate — Mexico → United States
10%
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
• Include certificate of analysis confirming >98% purity for laboratory reagents
• Declare as 'analytical reference standard' to avoid pesticide import restrictions
• Store and ship under refrigerated conditions to maintain analytical integrity