Valproic Acid from Japan
Valproic acid (2-propylpentanoic acid) is a branched saturated acyclic monocarboxylic acid used as an antiepileptic pharmaceutical intermediate. Classified in HTS 2915.90.50 as other saturated acyclic monocarboxylic acids.
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
• Include USP/NF certificate if pharmaceutical grade to justify valuation
• Declare DMF status with FDA if destined for drug manufacturing
• Segregate from oxidizers; valproic acid mixtures excluded by Chapter 29 note (k)