New Devex Sampling Bag with PTFE Valve & Septum Fitting, 50L Back Catalog number: HEDNDV31_50L Availability: In the manufacturer's stock Price on request - + Recommended TDL32_5L Tedlar PVF Gas Sampling Bag with PTFE dual-valve, 5L Price on request C-POD-C010 Spare Cover, for POD sampler, pk 10 Price on request U-ULKIT TD automation/ULTRA-xr starter kit Price on request