1,3-Dioxolane from China
1,3-Dioxolane is a cyclic acetal with two oxygen hetero-atoms in a five-membered ring, falling under HTS 2932.99.61.00 as specified in additional U.S. note 3. Used in polymer production and adhesives.
Duty Rate — China → United States
19%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Verify acetal stability with peroxide inhibitor documentation
• Classify as UN2371 flammable liquid for transport
• Provide polymerization hazard warnings on shipping documents