Polyester gas sampling bag with PTFE dual-valve, 2L Back Catalog number: HEDPOL32_2L Availability: In the manufacturer's stock Price on request - + Recommended C-MCTEKIT-120 Low Temperature MCTE Starter Kit Price on request U-RACK02 Maxi Rack (1 L to 6L canisters) Price on request HEDTDLC31Z_1.6L Tedlar® PVF Sampling Bags PTFE On/Off valve, 1,6L Price on request