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Ricinenic Acid from Japan

Ricinenic acid is an acetylated derivative of ricinoleic acid, functioning as an unsaturated acyclic monocarboxylic acid. HTS 2916.19.30.00 applies as it retains the unsaturated acyclic structure per Chapter notes. Used in chemical synthesis.

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

Acetylation status documentation to confirm acid vs ester

Castor oil origin certificates may trigger additional scrutiny

Purity >92% required for Chapter 29 classification