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-T14H2S-2S H2S cold trap, UNITY 2/xr Price on request M-DSK15-250 Spacer disc, alum, 1.5mm, for M-CTE250I,pk 24 Price on request M-SPC05-250 Collar spacer, alum 5mm, for M-CTE250I,pk 4 Price on request