... Hydranautics membrane, rate of desalination is as much high as 98% and recovery rate is as much high as 50-75%, which comes into ... , polycyclic aromatic hydrocarbons, pesticides, phenols, as well as lead, mercury,beryllium, chromium, cadmium, uranium , thallium, and other radionuclides were below detection limit ... years.it's the oldest factory in China. hot seller 1000LPH RO pure water machine/plant