1. 1. Japan Water Works Association, “Testing Methods for Drinking Water”, 2001, Japan Water Works Association, Tokyo.
2. 2. APHA, AWWA, and WEF, “Standard Methods for the Examination of Water and Wastewater”, ed. A. D. Eaton, E. W. Rice, and R. B. Baird, 21st ed., 2005, APHA, Washington, D.C.
3. 3. JIS K 0102, “Testing Methods for Industrial Wastewater”, 2008, Japanese Industrial Standards Committee, Tokyo.
4. THE CONDENSATION OF AMINOANTIPYRINE. II. A NEW COLOR TEST FOR PHENOLIC COMPOUNDS
5. Absorptiometric Determination of Phenolic Compounds in Water using 4-Aminoantipyrine, Hydrogenperoxide and Peroxidase