Polyester gas sampling bag with PTFE dual-valve, 2L Back Catalog number: POL32_2L Availability: In the manufacturer's stock Price on request - + Recommended U-T3ATX-2S Air Toxics, C2 - C14 (TO-14), cold trap Price on request C-VAC-FULL-ARR-KI Vacuum SPME Arrow Full Starter Kit Price on request DEV21_0.5L Devex bag with PC valve, 0,5L Price on request