Thread Sealant Tape, Material PTFE, Density 1.2 to 1.5 sg, Width 3/4 in, Length 520 in, Thickness 3.94 mil, Color White, Gas Pressure Range 0 to 2250 psi, Performance Temp. Range -400 Degrees to 550 Degrees F, Liquid Pressure Range 0 to 10, 000 psi, Application Used to Form a Leak Proof Seal and Help Prevent Cross Threading on Pipe Threads, Standards CSA, UL. This item has been restricted from sale in the following state (s): []