Tedlar PVF Gas Sampling Bag with PP valve, 10L, 3/16'' OD (4.76mm) Back Catalog number: TDL71_10L Availability: In the manufacturer's stock Price on request - + Recommended OST-201-3421 Tube gas sampling 350, nozzle (GL14), septum Price on request U-COV03 O-Ring, Size 003, pk 10 Price on request M-MCHOR250HT O-Ring, micro-chamber pan seal,pk 4 Price on request