Endosulfan Alpha Isomer 99% from Canada
Endosulfan Alpha Isomer 99% is a highly purified single isomer of endosulfan (ISO), separated for research and specialized applications. Classified under HTS 2920.30.00.00 as it matches the chemical definition of endosulfan in the tariff heading for organo-inorganic compounds. Used in analytical standards and synthesis.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide isomer purity analysis via HPLC certificate; declare as research chemical to avoid pesticide restrictions; ensure proper hazard labeling for DOT compliance during transport