Multi-layer gas sampling bags, PP valve (4.76mm), 1L Back Catalog number: MBT71_1L Availability: In the manufacturer's stock Price on request - + Recommended DEV21_0.5L Devex bag with PC valve, 0,5L Price on request U-TO15-KXR Focusing trap, Trace TO-15, for UNITY-xr with Kori-xr Price on request U-COV108-L O-ring, Injector Liner, Brown, Low Temp, pk 10 Price on request