Ethylene Oxide 99.9% Purity USP Grade from China
High-purity ethylene oxide meeting USP standards for pharmaceutical applications, a separate chemically defined epoxide under Chapter 29 note (a). It fits HTS 2910.10.00.00 due to its three-membered ring structure and lack of impurities affecting classification.
Duty Rate — China → United States
40.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 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)
Import Tips
• Include Certificate of Analysis confirming USP purity to avoid reclassification
• Use licensed carriers for flammable gas transport per IATA/49 CFR
• Verify importer security filing (ISF) for chemical precursors