Determination of aromatic amines at trace levels by ion interaction reagent reversed-phase high-performance liquid chromatography : Analysis of hair dyes and other water-soluble dyes Journal of Chromatography A, Volume 518, 1990, Pages 149-156 M. C. Gennaro, P. L. Bertolo, E. Marengo http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6TG8-44B864C-R9&_user=10&_coverDate=12%2F31%2F1990&_alid=793934685&_rdoc=23&_fmt=high&_orig=search&_cdi=5248&_docanchor=&view=c&_ct=35&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=6c7ade3d47e9c09685756308c439f467