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4-Terpinenal from China

4-Terpinenal is a cyclic aldehyde from tea tree oil with a menthane ring structure and formyl group, lacking other oxygen functions. It is categorized under HTS 2912.29.60.90 for other cyclic aldehydes. Utilized in essential oil blends and antimicrobial applications.

Duty Rate — China → United States

43%

Rate breakdown

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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Include origin certificate if from natural essential oil extraction

Test for isomer purity to avoid mixture reclassification

Ensure packaging prevents dusting per chapter note (g)