How do you eliminate sodium and high sulfates in industrial waste water treatment
asked 14 July 2017 asked by Coolchris (540 points)
through chemical precipitation.
You can remove sulphates by dosing an iron source, ferric chloride or hydroxide for example. Why do you need to remove sodium ?
Are you treating the wastewater and is the sodium from caustic? soda ash? Sulfates from ferric or alum? Is it from the plating process?