New Devex Sampling Bag with PTFE Valve & Septum Fitting, 25L Back Catalog number: NDV31_25L Availability: In the manufacturer's stock Price on request - + Recommended POL32_5L Polyester gas sampling bag with PTFE dual-valve, 5L Price on request M-SPC05-250 Collar spacer, alum 5mm, for M-CTE250I,pk 4 Price on request M-SPGSC-250 Adjustable sprung spacer, for M-CTE250I,pk 4 Price on request