2932.20.25.00/4-Hydroxycoumarin USP Grade/Japan

4-Hydroxycoumarin USP Grade from Japan

USP-grade 4-Hydroxycoumarin meets pharmacopeia standards for research and synthesis. It is classified under HTS 2932.20.2500 as the pure aromatic lactone heterocyclic compound.

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

• Provide USP/EP certificates of analysis; segregate from technical grades

• Watch for dual-use export controls if rodenticide precursor