The desalinated drinking water is "stabilized" to shield downstream pipelines and storage, usually by incorporating lime or caustic soda to forestall corrosion of concrete-lined surfaces. Liming materials is used to regulate pH among six.8 and eight.one to satisfy the potable drinking water specs, mostly for powerful disinfection and for corrosion http://augustqplkd.blogolize.com/5-Easy-Facts-About-Reverse-Osmosis-Filter-System-Described-24394304