Heptachlor Pure Chemical Standard from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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