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Undecanedioic Acid from Japan

Undecanedioic acid (HOOC(CH2)9COOH), a C11 dicarboxylic acid used in polymer production and corrosion inhibitors. Falls under HTS 2917.19.70 as 'other' acyclic polycarboxylic acids. This linear saturated compound fits Chapter 29 scope for pure organic 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

Submit NMR spectra confirming straight-chain structure to prevent confusion with branched isomers

Include safety data sheets noting low-volume production status for smaller shipment declarations

Check for TSCA pre-registration if novel chemical variant for US industrial use