1 作者(必填)】Cassidy SA, Demarest CW, Wright PB, Zimmerman JB. 【题名】：Development and application of a universal method for quantitation of anionic constituents in active pharmaceutical ingredients during early development using suppressed conductivity ion chromatography. 【期刊】：J Pharm Biomed Anal. 【年、卷、期、起止页码】：2004 Feb 4;34(2):255-64. http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6TGX-4B0PDRK-4&_user=10&_rdoc=1&_fmt=&_orig=search&_sort=d&_docanchor=&view=c&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=0de539c92ee9db4eb1c89cccc6a68751
2 作者(必填)】Rocheleau, Marie-Josee 【题名】：Analytical Methods for Determination of Counter-ions in Pharmaceutical Salts 【期刊】：J Pharm Biomed Anal. 【年、卷、期、起止页码】：Current Pharmaceutical Analysis, Volume 4, Number 1, February 2008 , pp. 25-32(8) http://www.ingentaconnect.com/content/ben/cpa/2008/00000004/00000001/art00003
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LC-MS实验瓶颈的突破与优化
