Reverse Osmosi Membrane Benefits Reverse Osmosis Membranes Remove up to 99% Of Total Dissolved Solids. RO Membranes Remove Dissolved Impurities Such As Chloride, Lead, Chromate, Fluoride, Bacteria and Others. High Rejection TM700 Series Ultra Low Pressure TMH and TMG Series Low Fouling And High Tolerance TML Series High Rejection TM800 Series, for Sea Water Applications High Pressure & Rejection TM800H Series, for High Salinity Sea Water Applications