Ram Ratna International offers Liquid Defoamer for Coating. Ram Ratna International also offers various types of colourants and chemicals. The Liquid Defoamer for Coating, also known as Ratna NDW, is recommended for paper and board formulations where air entrainment causes operational difficulties or impairs the quality of the product. The Liquid Defoamer for Coating is based on starch protein or synthetic latex adhesives. The Liquid Defoamer for Coating is a hazy, light yellow to amber liquid with moisture content of 1%.