New Devex Sampling Bag with PTFE Valve & Septum Fitting, 50L Back Catalog number: NDV31_50L Availability: In the manufacturer's stock Price on request - + Recommended FLD32_2L Fluode gas sampling bag with PTFE dual-valve, 2L Price on request TDLC31Z_1.6L Tedlar® PVF Sampling Bags PTFE On/Off valve, 1,6L Price on request U-T16GHG-2S Greenhouse gases C2 - C14 cold trap Price on request