2-sec-Butyl-4,6-dinitrophenol (DNBP) from Canada
2-sec-Butyl-4,6-dinitrophenol, commonly known as DNBP or dinoseb, is a nitrated phenol derivative used as a herbicide for post-emergence control of broadleaf weeds in crops. It falls under HTS 2908.99.40.00 as a dinitrobutylphenol, matching the chemical structure with two nitro groups and a butyl chain on a phenolic base. This pure organic compound is supplied as technical grade material for agricultural formulations.
Duty Rate — Canada → United States
15.5%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Obtain EPA registration and import alerts prior to shipment as it's a restricted pesticide; ensure chemical purity documentation meets 99% assay standards; declare exact isomer to avoid reclassification under general nitro-phenols