WILMINGTON, Del. (Feb. 11, 2014) – DuPont Fluoropolymer Solutions announced that Underwriters Laboratory Inc. (UL) has certified DuPont ECCtreme ECA 3000 perfluoroplastic resin with a 300 degrees Celsius rating for a minimum thickness of 0.75 millimeters in the UL Plastics Online Certification Directory. The new rating is based on UL mechanical, electrical, and fire performance testing.