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Rae Systems Ultra 3000 PID VOC Gas Monitor Detector
RKI GX-6000 PID Gas Monitor, 0 to 100% CH4, 0 to 40% O2, 0 to 100 ppm H2S, 0 to 500 ppm CO, 0 to 15 ppm HCN, 0 to 6000 ppm VOC 10.6 eV - Premier Safety