FEP gas sampling bag with PTFE dual-valve, 5L Back Catalog number: HEDFEP32_5L Availability: In the manufacturer's stock Price on request - + Recommended T-7CUS cust packed cold trap, TT24-7 Price on request U-T2GPH-2S UNITY 2 & TD-100 Cold trap general purpose hydrop Price on request 1230 BALLOONS FOR GAS SAMPLING, 1Liter Price on request