Teflon bottle, Lab plastic bottle, Fluorine Lab things, FEP beaker ,PFA jar Used in the fields ... ,Petroc Teflon bottle,Reagent bottle Teflon bottle, Lab plastic bottle, Fluorine Lab things, FEP beaker ,PFA jarCharateristic: Transparent Formed by PTFE ... alkali,aqua regia,hydrofluoric acid and all kinds of other organic solvent ; Good insulation:dielectric property has nothing with temperature,frequency ...