Tedlar PVF Gas Sampling Bag with PP valve, 6L, 3/16'' OD (4.76mm) Back Catalog number: TDL71_6L Availability: In the manufacturer's stock Price on request - + Recommended M-MCTOPI Removable lids for M-CTE120I, inert,pk 6 Price on request 1232 BALLOONS FOR GAS SAMPLING, 2Liters Price on request C-TO17KIT TO-17 Starter Kit Price on request