Chlormethine N-Oxide Derivative from China
Chlormethine N-oxide, a nitrone derivative of bis(2-chloroethyl)methylamine, classified as acyclic monoamine derivative under HTS 2921.19.61.30. The N-oxide maintains amine-function characteristic. Supplied for synthetic chemistry research.
Duty Rate — China → United States
31.5%
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)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Classify as oxidised amine derivative with NMR/CoA proof; avoid 2910 oxygen-function confusion
• Comply with OSHA carcinogen handling protocols
• Use refrigerated transport for thermal stability