FEP gas sampling bag with PTFE dual-valve, 2L Back Catalog number: FEP32_2L Availability: In the manufacturer's stock Price on request - + Recommended TDLC-S Repalcement septum for Tedlar bag TDLC31Z Price on request U-T12ME-2S Materials emissions, C4 - C32, cold trap Price on request U-HSAG-20 HiSorb Agitator, accommodates 16 vials (20mL) Price on request