Tedlar PVF Gas Sampling Bags with PTFE straight On/Off valve, 5L Back Catalog number: HEDTDL31_5L Availability: In the manufacturer's stock Price on request - + Recommended 1235 BALLOONS FOR GAS SAMPLING, 8Liters Price on request T-2HD CW agents (in particular HD) cold trap, TT24-7 Price on request M-MCTOP250I Removable lids for M-CTE250I, inert,pk 4 Price on request