Dyeing Behaviors of Amino Heterocyclic Compounds as Blue Oxidative Hair Dye Precursors Applied to Keratin Fibers January 2011 in “ International Journal of Cosmetic Science ” Deqiang Li, Youju Huang, Jian Su We don't know much about this study yet. We're maintaining the world's largest resposity of hair loss research. You can help out the community by sending a PDF of this study here . Not sure how to get a study's PDF? You can email the authors of the study. View this study on onlinelibrary.wiley.com →