Tedlar PVF Gas Sampling Bags with PTFE straight On/Off valve, 5L Back Catalog number: TDL31_5L Availability: In the manufacturer's stock Price on request - + Recommended OST-LENZ01341214 Silicone rubber sealings, Septa for GL 14, pk/100 Price on request M-MCHSS250I Sample pans for M-CTE250I, inert,pk 4 Price on request U-ULKIT TD automation/ULTRA-xr starter kit Price on request