UNE-EN ISO 13395:1997
水质 通过流动分析(CFA 和 FIA)和光谱检测法测定亚硝酸盐氮和硝酸盐氮以及两者的总和 (ISO 13395:1996)
WATER QUALITY. DETERMINATION OF NITRITE NITROGEN AND NITRATE NITROGEN AND THE SUM OF BOTH BY FLOW ANALYSIS (CFA AND FIA) AND SPECTROMETRIC DETECTION. (ISO 13395:1996).