Tedlar PVF Gas Sampling Bag with PTFE dual-valve, 5L Back Catalog number: TDL32_5L Availability: In the manufacturer's stock Price on request - + Recommended P-CP020 O-Rings, 23mm × 3mm i.d.,pk 20 Price on request TDLC-S Repalcement septum for Tedlar bag TDLC31Z Price on request OST-201-3424 Tube gas sampling 150ml nozzle (GL14), septum Price on request