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Neoheptanoic Acid from Japan

Neoheptanoic acid consists of branched saturated acyclic C7 monocarboxylic acids used in polymer synthesis and pharmaceutical intermediates. Falls under HTS 2915.90.50.50 as unspecified saturated acyclic monocarboxylic acid derivatives.

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 HPLC chromatogram showing branched isomer predominance

Verify container compatibility with organic acids (avoid reactive metals)

Document synthetic vs. natural origin to address potential Chapter 38 claims