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 U-T15ATA-2S UNITY 2 Cold trap, TO-15/TO-17 Air Toxics C2/3 Price on request M-DSK15-250 Spacer disc, alum, 1.5mm, for M-CTE250I,pk 24 Price on request 1970-0234 O-RING-234 For High Flow Damper Plate Price on request