... et al., 2005), gas chromatography/ mass spetrometry (Nishikawa and Okumura, 1995), and liquid chromatography/ tandem spetrometry (Quintana and Reemtsma, 2007). To simplify Japan’s recommended method ... Schatz V. and Voihsel M. (1999). Analysis of polar organic micropollutants in water with ion chromatography - electrospray mass spectrometry, J. Chromatogr. A, 837, 11 7-1 28. Kari F. G. and Giger ... Water and Environment Technology, Vol. 8, No.4, 2010 - 350 - Table 1 - Recovery of EDTA from Milli-Q water and tap water samplesAnalyte Vehicle Concentration (mg/L) A B C Mean SDMilli-Q...