Methyl Parathion High Purity Reference Standard from Japan
USP/EP grade methyl-parathion at 99%+ purity used as analytical reference standard for pesticide residue testing and quality control. Classified under HTS 2920.11.00.00 as the pure thiophosphoric ester despite laboratory use designation.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include lot-specific Certificate of Analysis with NMR, IR, and HPLC purity verification
• Declare exact quantity (typically <1kg) to qualify for laboratory reagent exemption where applicable
• Ship with secondary containment and 'Limited Quantity' hazardous label for small packages