DEVEX gas sampling bag, stopcock straight valve, 5L Back Catalog number: DEV31_5L Availability: In the manufacturer's stock Price on request - + Recommended P-CP001 VOC-Mole cap assembly,pk 1 Price on request U-T22117-2S Focusing trap, China Air 117, for for UNITY-xr, TD100-xr, Centri Price on request TDL71_6L Tedlar PVF Gas Sampling Bag with PP valve, 6L, 3/16'' OD (4.76mm) Price on request