... drinking water sources: HO concentration and oxidation-competition values, in Ozone in Water and Wastewater, Proceedingsof 11th Ozone World Congress, Vol 2, S-1 7-1 19– 125 , San Francisco, CA, 1993. 22 . ... towards molecular ozone and hydroxyl radicals, Water Res., 33, 22 65 22 76, 1999. 24 . Yurteri, C. and Gurol, M. Ozone consumption in natural waters: effect of backgroundorganic matter, pH and carbonate ... ZONEtR, stD=3 .2 stD=0. 32 s10510410310 2 101110–110 2 10–310–4OCP-O3 DIRECT REACTION OZONE DECOMPOSITION REACTION ATZ-O3 DIRECT REACTION pH 2 4 6 8 10 12 rrkCzk CRDHO...