New DEVEX gas sampling bags with PTFE dual-valve, 2L Back Catalog number: HEDNDV32_2L Availability: In the manufacturer's stock Price on request - + Recommended TDL71_0.5L Tedlar PVF Gas Sampling Bag with PP valve, 0,5L Price on request C-HSINS10-6 Agitator spacer for vials, 20mL to 10mL, pk/6 Price on request U-COV201 O-ring, Injector HiSorb & HiSorb Storage, pk 10 Price on request