1. White, G.C., Handbook of Chlorination, New York: Van Ostrand Reinhold Company, 1986, 2nd ed.
2. Chlorine in Drinking Water, Geneva: WHO, 1996.
3. Chlorination of Drinking Water, Edstrom Industries Inc., 2003, www.endstrom.com .
4. Harp, D.L., Current Technology of Chlorine Analysis for Water and Waste Water, Technical Information Series, Hach Company, USA, 2002, no. 17.
5. Aoki, T. and Munemori, M., Anal. Chem., 1983, vol. 55, no. 2, p. 209.