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 TDLC-S Repalcement septum for Tedlar bag TDLC31Z Price on request U-HSVB-20 Replacement Vial Block, for HiSorb Agitator Price on request OST-201-3424 Tube gas sampling 150ml nozzle (GL14), septum Price on request