Polyester gas sampling bag with PTFE dual-valve, 2L Back Catalog number: POL32_2L Availability: In the manufacturer's stock Price on request - + Recommended 632443607250 Vzorkovnice na plyny 7501/250ML Price on request T-2HD CW agents (in particular HD) cold trap, TT24-7 Price on request U-T12ME-2S Materials emissions, C4 - C32, cold trap Price on request