Tedlar PVF Gas Sampling Bag with PTFE dual-valve, 2L Back Catalog number: TDL32_2L Availability: In the manufacturer's stock Price on request - + Recommended OST-227-3141 Spare solid glass stopcock key, NS 14,5, 2pc/pk Price on request HEDDEV71_10L Devex Gas sampling bags 10L, PP screw cap valve, 3/16'' OD (4.76mm) Price on request OST-LENZ01341214 Silicone rubber sealings, Septa for GL 14, pk/100 Price on request