FEP gas sampling bag with PTFE dual-valve, 2L Back Catalog number: HEDFEP32_2L Availability: In the manufacturer's stock Price on request - + Recommended T-13PAM Focusing trap, Photochemical Assessment Monitoring Stations (PAMS), for TT24-7 Price on request M-DSKPF Sample disc, 1.0mm thickness, PTFE,pk 6 Price on request M-SPGSC-120 Adjustable sprung spacer, for M-CTE120I,pk 6 Price on request