Nitrogen generator Output: 50 -5000Nm3/h N2 Purity is 95%-99.9995%. Outlet pressure: determined by ... 1970s, and successfully created the first vacuum analytical nitrogen generator in China in early 1980s.Through over twenty years ... major products series, ie, those for film sepatation nitrogen generator,oxygen generator, hydrogen generator, gas purification, drying and ammonia decomposition, adding up ...