Membrane Antiscalant for Reverse Osmosis offers proper inhibition of calcium carbonate, calcium sulphate and barium sulphate and avoids precipitation. Membrane Antiscalant exhibits strong dispersing power and performs as an effective multifunctional anti-foulant. Membrane Antiscalant minimizes scaling and reduces the frequency of membrane cleaning. Membrane Antiscalant for Reverse Osmosis also exhibits high hydrolytic and temperature stability.