1,2,4,5-Tetramethylbenzene (Durene) from Canada
Durene is a tetraalkylbenzene used in plasticizer and high-temperature solvent applications. Precisely matches HTS 2902.90.30 polyalkylbenzene definition. High methyl substitution enables specialized thermal properties.
Duty Rate — Canada → United States
10%
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
• Melting point 79°C requires heated transport above solidification temperature
• CAS 95-93-2 confirmation prevents confusion with prehnitene isomer
• Sublimation risk demands sealed containers with vapor pressure relief