FEP gas sampling bag with PTFE dual-valve, 5L Back Catalog number: FEP32_5L Availability: In the manufacturer's stock Price on request - + Recommended U-T14H2S-2S H2S cold trap, UNITY 2/xr Price on request U-T4WMT-2S Water Management, ethane - C20, cold trap Price on request OST-227-3141 Spare solid glass stopcock key, NS 14,5, 2pc/pk Price on request