Tedlar PVF Gas Sampling Bag with PP valve, 6L, 3/16'' OD (4.76mm) Back Catalog number: TDL71_6L Availability: In the manufacturer's stock Price on request - + Recommended U-CENKIT Starter Kit: Centri booster pack (DiffLok caps and O-rings) Price on request C-KITME01-2S Basic material emissions starter kit Price on request P-CPP10 Blanking plugs, for VOC-Mole cap assembly,pk10 Price on request