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 632443606150 Vzorkovnice na plyny s jednocest. + trojcest. koho Price on request POL32_2L Polyester gas sampling bag with PTFE dual-valve, 2L Price on request U-T20PAM-2S Focusing trap, Photochemical Assessment Monitoring Stations (PAMS), for UNITY-xr, TD100-xr, Centri Price on request