New DEVEX gas sampling bags with PTFE dual-valve, 2L Back Catalog number: NDV32_2L Availability: In the manufacturer's stock Price on request - + Recommended U-T6SUL-2S Sulphur/labile cold trap, Price on request OST-227-3141 Spare solid glass stopcock key, NS 14,5, 2pc/pk Price on request M-MCHSS250I Sample pans for M-CTE250I, inert,pk 4 Price on request