Direct determination of nitrites, nitrates and phosphates in seawater using suppressed conductivity ion chromatography with large volume injection and on-line sample preparation techniques
LIN Hongmei1,2, LIN Qi1,2*, ZHANG Yuanhui1,2, ZHANG Jingjing3, CHEN Liqi1,2*
Chinese Journal of Chromatography . 2012, (04): 374 -377 .  DOI: 10.3724/SP.J.1123.2011.12064