Polyester gas sampling bag with PTFE dual-valve, 5L Back Catalog number: POL32_5L Availability: In the manufacturer's stock Price on request - + Recommended DEV31_5L DEVEX gas sampling bag, stopcock straight valve, 5L Price on request U-COV100 O-Ring, low-emission, size 010, pk/100 Price on request C-POD-SP10 POD Support Plate, with clip, pk 10 Price on request