Heptachlor Pure Chemical Standard from Canada
Heptachlor (ISO), a chlorinated hydrocarbon pesticide, is explicitly covered by HTS 2903.82.00.00 as a halogenated derivative of cyclenic hydrocarbons. Used as a reference standard for analytical labs and in manufacturing. Its chemical purity aligns with chapter note (a) for separate compounds.
Duty Rate — Canada → United States
15.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide Material Safety Data Sheets (MSDS) and proof of end-use for research; register under TSCA for non-pesticide import
• Pitfall: misdeclaring quantity leading to quota issues