QL-500 Hydrogen Generator CE( E/EC1384051011537) Certificate The largest manufacture in China More than 20 ... Pressure(Mpa)0.02~0.4MpaHydrogen Purity(%)>99.999Input Power(W) <200Contour Dimension(L×W×H mm×mm× ... power station cooling, hydrogen station producing hydrogen, surface protection, spacecraft, submarine, heavy hydrogen, heavy oxygen water, etc. QL-500 Hydrogen Generator, CE Certificate ...