... 1991, San Diego, California. Bhattacharyya, D., and Kothari, A. , "Separation of Hazardous Organics by Low Pressure Membranes: Treatment of Soil-Wash Rinse-Water Leachates", EPA Report, ... Han, M., and Bhattacharyya, D., "Characterization of Reverse Osmosis Cellulose Acetate Membranes by Gas Adsorption Method: Effect of Casting Variables and Chlorine Damage", Journal ... treatment, production of ultrapure water, water softening, and food processing as well as many others (Bhattacharyya et al., 1992). An estimate indicated that sales of RO membrane products had...