2933.79.40.00/12-Aminododecanoic Acid Lactam/China

12-Aminododecanoic Acid Lactam from China

12-Aminododecanoic acid lactam, also known as ε-caprolactam's higher homolog (laurolactam), is a heterocyclic lactam with a 12-membered nitrogen-containing ring formed from 12-aminododecanoic acid. It falls under HTS 2933.79.40.00 as a specific 'other lactam' in the lactams subheading of heterocyclic compounds with nitrogen hetero-atoms only. This pure chemical compound is used primarily as a monomer in nylon polymer production.

Duty Rate — China → United States

37.5%

Rate breakdown

9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter

9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

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Import Tips

• Provide Certificate of Analysis (CoA) confirming purity and identity as 12-aminododecanoic acid lactam to avoid misclassification

• Declare CAS number 5200-86-8 on entry documents; ensure proper hazardous material labeling if shipped in bulk

• Verify REACH compliance for EU imports and TSCA registration for US; common pitfall is incorrect Chapter 29 subheading