Chlorendic Anhydride from Germany
Chlorendic anhydride (1,4,5,6,7,7-hexachloro-5-norbornene-2,3-dicarboxylic anhydride) is a halogenated bicyclic compound used in flame-retardant resins and coatings. Classified under HTS 2903.89.70.90 as a halogenated cyclanic derivative despite anhydride function, following Chapter 29 rule prioritizing latest numerical heading for multi-function compounds. Meets criteria for chemically defined cyclic halogenated hydrocarbons.
Duty Rate — Germany → 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 technical data sheets confirming cyclanic structure over anhydride function for proper 2903 classification; check REACH/TSCA compliance for flame retardant chemicals; avoid misclassification as plasticizer by emphasizing intermediate use