Dioxolane Solvent Grade from Japan
1,3-Dioxolane is a five-membered heterocyclic ring with two oxygen hetero-atoms, used as a solvent in polymer and adhesive industries. Classified under HTS 2932.99.90 as 'other' heterocyclic compounds with oxygen hetero-atoms only. Excluded from epoxides or other specific ring structures noted in Chapter 29.
Duty Rate — Japan → United States
3.7%
Rate breakdown
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
• Provide NMR or GC-MS analysis confirming heterocyclic structure to distinguish from acetal mixtures potentially classifiable elsewhere
• Declare exact purity (>99%) to avoid treatment as impure mixtures under Chapter 29 note (a)