8-Hydroxyquinoline from China
8-Hydroxyquinoline is a bidentate chelating agent and antiseptic containing unfused quinoline ring with phenolic hydroxy group. HTS 2933.49.70.00 applies as nitrogen hetero-atom heterocyclic compound meeting chapter purity requirements. Used in metal complex formation and pharmaceutical intermediates.
Duty Rate — China → United States
6.5%
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
• Heavy metal chelation properties - provide complex formation data if stabilized
• Technical grade vs pharma grade affects documentation; specify CAS 148-24-3
• Avoid anti-dusting agent additions that imply specific use per Chapter 29 note (g)