Chlorendic Anhydride from Japan
Chlorendic anhydride (1,4,5,6,7,7-hexachlorocyclopentene-3,4-dicarboxylic anhydride) is a halogenated cyclic compound used in flame-retardant resins. It qualifies for HTS 2903.89.70 as a halogenated derivative of cyclenic hydrocarbons with its characteristic chlorinated cyclopentene ring. Excluded from heterocyclic provisions by Chapter 29 notes.
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 CAS 115-27-5 certification and purity documentation to prevent reclassification
• Declare as Corrosive solid (UN 3261) with appropriate spill containment measures
• Check state VOC regulations if used in coatings formulation