Tedlar PVF Gas Sampling Bag with PP valve, 5L, 3/16'' OD (4.76mm) Back Catalog number: TDL71_5L Availability: In the manufacturer's stock Price on request - + Recommended M-SPC15-250 Collar spacer, alum 15mm, for M-CTE250I,pk 4 Price on request HEDNDV61_25L New Devex Sampling Bag with ABS Valve & Septum Fitting, 25L Price on request C-VAC-PIN Vacuum closure Pin Price on request