Tedlar PVF Gas Sampling Bag with PP valve, 5L, 3/16'' OD (4.76mm) Back Catalog number: TDL71_5L Availability: In the manufacturer's stock Price on request - + Recommended M-MCHOR250HT O-Ring, micro-chamber pan seal,pk 4 Price on request C-MCTEKIT-120 Low Temperature MCTE Starter Kit Price on request C-KITME01-2S Basic material emissions starter kit Price on request