O,O-Diethyl S-(4-methylphenyl) phosphorothioate from Canada
Para-tolyl substituted aromatic phosphorodithioate used in acaricide formulations. Falls under HTS 2920.19.40.00 as 'other' thiophosphoric ester with methyl-substituted phenyl ring. Chemically defined structure excludes mixture classification.
Duty Rate — Canada → United States
16.5%
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
• Confirm toluene-derived substitution via GC-MS; package with stabilizer per chapter note (f); pre-register under TSCA new chemical review if >10kg annual import