Textile plants, particularly those involve in dyeing and finishing process, consist of numerous wastewater streams from various operations. Among those wastewater streams, the one from the sizing and desizing operations was the main sources of pollution [1]. In the sizing operation, the fibers are coated with a layer of sizing agents, mainly consisting of biopolymers like starch and other polysaccharides.
After a weaving operation, the sizing agents are removed by washing with hot water