New DEVEX gas sampling bags with PTFE dual-valve, 2L Back Catalog number: HEDNDV32_2L Availability: In the manufacturer's stock Price on request - + Recommended T-7CUS cust packed cold trap, TT24-7 Price on request C-VAC-FULL-ARR-KI Vacuum SPME Arrow Full Starter Kit Price on request HEDDEV21_0.5L Devex bag with PC valve, 0,5L Price on request