Benzofuran Sulfonate Pesticide Standard from Japan
Analytical reference standard of 2-ethoxy-2,3-dihydro-3,3-dimethyl-5-benzofuranylmethanesulfonate at 99% purity for lab calibration in pesticide residue testing. Classified under HTS 2932.99.08.00 as the named aromatic heterocyclic oxygen compound used as pesticide.
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 NIST-traceable certificate for purity; small quantities may qualify for lab exemption but still need TSCA
• Segregate from formulations to maintain Chapter 29 status
• Declare exact CAS number 26225-79-6