New DEVEX gas sampling bags with PTFE dual-valve, 2L Back Catalog number: NDV32_2L Availability: In the manufacturer's stock Price on request - + Recommended U-T20PAM-2S Focusing trap, Photochemical Assessment Monitoring Stations (PAMS), for UNITY-xr, TD100-xr, Centri Price on request T-TO15-KXR Focusing trap, Trace TO-15, for TT24-7 with Kori-xr Price on request U-HSVB-20 Replacement Vial Block, for HiSorb Agitator Price on request