1. Horiuchi T (2000) Functions and applications of water soluble polymers. CMC, Tokyo, p 49
2. Fang ZD, Jun L, Huan Y (2013) Mechanism study on flocculating organic pollutants by chitosan with different molecular in wastewater. Am J Eng Res 2:91–95
3. Noda M (1968) Class and mechanism of action of polymer flocculants. Koubunshi, Tokyo, p 404
4. Suzuki M (1972) Applications of polymer flocculants. Koubunshi, Tokyo, p 586
5. Kawaguchi S (2009) Flocculation and precipitation, vol 13, Performance chemicals series. Sanyo Chemical Industry Press, Kyoto, p 5