COLOGNE, GERMANY: Lanxess AG expands its range of membrane elements for reverse osmosis (RO), with new Lewabrane RO ULP line, which has three product grades for water treatment. They display higher water permeability than the standard elements while offering the similar high level of rejection of critical substances. The operating pressure required in the pressure vessel is 40 percent lower, which reduces operating costs. Furthermore, the new membranes are a good option for removing trace elements from wastewater and drinking water. Read more.