DEVEX sampling bags with PTFE straight and septum valve with OD 6mm, 5L Back Catalog number: NDV31_5L Availability: In the manufacturer's stock Price on request - + Recommended FLD32_5L Fluode gas sampling bag with PTFE dual-valve, 5L Price on request U-COV45 O-Ring, low-emission, 5.92mm i.d. pk10 (6mm Difflo Price on request M-SPGSC-250 Adjustable sprung spacer, for M-CTE250I,pk 4 Price on request