1,2,3,4-Tetrachlorocyclohexene from Canada
1,2,3,4-Tetrachlorocyclohexene contains a six-membered ring with four adjacent chlorine atoms and one double bond. HTS 2903.89.70 covers this as 'other' halogenated cyclenic hydrocarbon derivative. Distinguish from fully saturated cyclanic compounds.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include double bond position confirmation via IR spectroscopy
• Monitor for HCl evolution during storage; use alkaline scrubbers
• Classify as UN 3334 aviation regulated liquid if transported by air