Tedlar PVF Gas Sampling Bag with PP valve, 6L, 3/16'' OD (4.76mm) Back Catalog number: HEDTDL71_6L Availability: In the manufacturer's stock Price on request - + Recommended M-SPFSC-250 SPF Sample Cutter and Mat, for high temp Micro-chamber Price on request U-T5O3F-2S Ozone precursors/Freon cold trap Price on request M-MCTOP250I Removable lids for M-CTE250I, inert,pk 4 Price on request