GPR 1600 MS Sub PPM O2 Analyzer 0-1 PPM low range, 5 PPB sensitivity,measures O2 concentrations from 10 PPB to 1000 PPM utilizingthe proprietary Pico-Ion oxygen sensor technology, recovers to low PPM levels in minutes. Features An advanced Pico-Ion oxygen sensor technology Over 36 month operating life with no periodic maintenance Menu driven controls Integral …









