2903.89.31.00/Isodrin Chemical Standard/Japan

Isodrin Chemical Standard from Japan

Isodrin serves as reference standard for analytical chemistry, a chlorinated cyclodiene hydrocarbon derivative. Classified under HTS 2903.89.31.00 for its specific chlorination pattern on cyclanic structure. Used in pesticide residue analysis.

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%

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Import Tips

• Include certificate of analysis specifying >99% purity for reference standard status

• Declare laboratory/research use to qualify for potential duty exemptions

• Package in small quantities (<100g) typical for analytical standards