Dicofol Reference Standard USP from Japan
Dicofol Reference Standard USP is certified reference material of 1,1-Bis(4-chlorophenyl)-2,2,2-trichloroethanol for analytical calibration of pesticide residues. Classified under HTS 2906.29.30.00 due to specific chemical naming despite reference use. Provided with traceability to NIST standards.
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
• Reference standards exempt from EPA pesticide registration but require analytical use declaration
• Must include assigned purity value and uncertainty; generic 'technical grade' rejected
• Class 9 miscellaneous dangerous goods; air shipment common pitfall is lithium battery confusion