Ion Exchange India limited | IonIndia.com total environment solutions, water treatment, liquid waste treatment, recycle, solid waste management, water and environment management, project management, drinking water, Treating water, industrial process, Removing pollutants, Waste water, Recycling, Recovering energy At Ion Exchange, we bring you total environment solutions - water treatment, waste water treatment & recycle, zero liquid discharge. Specialists in water and environment management for over five decades, we provide solutions across industry, homes and communities.