1,4-Naphthoquinone from Japan
1,4-Naphthoquinone is a yellow crystalline quinone compound with the formula C10H6O2, featuring two carbonyl groups conjugated in a benzene ring fused to a cyclohexene ring. It falls under HTS 2914.69.90.00 as an 'other' quinone with oxygen function, distinct from anthraquinone or coenzyme Q10. Used in organic synthesis and dye production.
Duty Rate — Japan → United States
5.5%
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 Certificate of Analysis (CoA) confirming chemical identity and purity as per Chapter 29 notes for separate chemically defined compounds
• Ensure SDS includes GHS hazard classification for quinones (toxic, irritant) to meet EPA and OSHA import requirements
• Avoid misclassification as dyes (Chapter 32) by documenting non-coloring primary use