Devex bag with PC valve, 0,5L Back Catalog number: HEDDEV21_0.5L Availability: In the manufacturer's stock Price on request - + Recommended U-COV07 O-Ring, low-emission, size007, pk 10 (TD autosampl Price on request M-SPC05-120 Collar spacer, alum 5mm, for M-CTE120I,pk 6 Price on request HEDNDV32_5L New DEVEX gas sampling bags with PTFE dual-valve, 5L Price on request