Polyester gas sampling bag with PTFE dual-valve, 5L Back Catalog number: HEDPOL32_5L Availability: In the manufacturer's stock Price on request - + Recommended RMK-0006HT Routine maintenance kit for M-CTE250I Price on request M-MCAL20 Disposable dish, alum, 20mL,pk100 Price on request HEDTDL31_2L Tedlar PVF Gas Sampling Bags with PTFE straight On/Off valve, 2L Price on request