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1,1-Dichloro-2,2-bis(p-ethylphenyl)ethane from China

1,1-Dichloro-2,2-bis(p-ethylphenyl)ethane (DDE) is a chlorinated diaryl ethane compound specifically enumerated under HTS 2903.99.10.00, used historically as an intermediate in DDT synthesis and environmental monitoring standards.

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 documentation proving analytical reference standard use, not pesticidal application

Declare under TSCA Section 13 with research exemption justification if applicable

Provide Certificate of Analysis with exact CAS 72-55-9 identification and purity