Reverse Osmosis

Pretreatment Options for Removing Arsenic and Iron before RO Treatment

By Jacob M. White, P.E., and Jesus Leal, P.E.

Part 6: Comparative Performance of Iron Oxide Dispersants

By Zahid Amjad, Ph.D.

Use of an Iron-Specific Resin For the Removal of Iron from Groundwater

By Renu Saraf