PTFE tape is made of non-toxic, pure white PTFE. The tape can be used with chemicals, solvents, oxygen and on food lines. The product can withstand up to 2000 psi of pressure.
DiversiTech® Threadmaster® Tape, 1/2 in Width, 260 in Length, White, PTFE, 2000 psi, Additional Information: Ducted and Ductless