DEVEX gas sampling bag, stopcock straight valve, 5L Back Catalog number: HEDDEV31_5L Availability: In the manufacturer's stock Price on request - + Recommended M-MCAL20 Disposable dish, alum, 20mL,pk100 Price on request U-T3ATX-2S Air Toxics, C2 - C14 (TO-14), cold trap Price on request HEDTDL71_6L Tedlar PVF Gas Sampling Bag with PP valve, 6L, 3/16'' OD (4.76mm) Price on request