Tedlar PVF Gas Sampling Bags with PTFE straight On/Off valve, 5L Back Catalog number: TDL31_5L Availability: In the manufacturer's stock Price on request - + Recommended M-MCAL20 Disposable dish, alum, 20mL,pk100 Price on request C-POD-C010 Spare Cover, for POD sampler, pk 10 Price on request M-SPGSC-250 Adjustable sprung spacer, for M-CTE250I,pk 4 Price on request