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-227-3141 Spare solid glass stopcock key, NS 14,5, 2pc/pk Price on request U-COV35 O-Ring, low-emission, size 035,pk10 Price on request P-CP010 VOC-Mole cap assembly,pk10 Price on request