Tedlar PVF Gas Sampling Bag with PP valve, 10L, 3/16'' OD (4.76mm) Back Catalog number: TDL71_10L Availability: In the manufacturer's stock Price on request - + Recommended C-HSPH HiSorb handle, for manual probe extraction Price on request U-COV03 O-Ring, Size 003, pk 10 Price on request U-COV10 O-Ring, low-emission,size 010, pk10(e2/e3 systems) Price on request