Thanks for replies.
My Cu is only 3ppm and zinc .37ppm.Sulphates are 705ppm.The RO is obviously the way to go but we are trying to see if there is a way of precipitating the sodium etc. out through chemical or depth filters.I have heard of a solid "pill" put into the flow of water which reacts...
I am trying to treat 50,000 gallons per day of cooling tower blow down waste water to use as water for irragation.My pH is 8.6,sodium 270 ppm,chloride190ppm and TDS 1568.
Plants will not tolerate high pH and sodium levels.Any suggestions