DEVEX gas sampling bag, stopcock straight valve, 5L Back Catalog number: HEDDEV31_5L Availability: In the manufacturer's stock Price on request - + Recommended OST-201-3421 Tube gas sampling 350, nozzle (GL14), septum Price on request M-TICAP Tube interface cap for removable lid,pk 6 Price on request P-00040 VOC-Mole assembly, 830mm,pk10 Price on request