Drager Portable Multi Gas Detectors Buy Drager Portable Multi Gas Detectors at best prices in Oman. Models of Drager Portable Multi Gas Detectors are mentioned below: Drager X-am 2500 Portable 4 Multi Gas Detector for Combustible, O2, CO, H2S Drager X-am 5000 5 Gas Monitor for Ex, Cl2, ClO2, CO, CO2, H2S, HCN, NH3, NO, NO2, O2, O3, PH3, SO2 Drager X-am 5600 6 Gas Monitor for Ex/CO2 (IR), Cl2, ClO2, CO, H2S, HCN, NH3, NO, NO2, O2, O3, PH3, SO2 Drager X-am 8000 7 Gas Portable Multi Gas Detector for explosive combustible gases, amines, Cl2, ClO2, CO, CO2 , H2, H2S, HCN, NH3, NO, NO2, O2, O3, PH3, SO2 and volatile organic compounds (VOCs)