A complete Raman study of common acid red dyes: application to the identification of artistic materials in polychrome prints
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DOI: 10.1002/jrs.5082
Abstract: In this work, we present a complete Raman investigation of a class of compounds that has not received great attention yet, the red naphthol-based azo dyes. We selected a group of red azo dyes often… read more here.
Keywords: raman; study; acid red; red acid ... See more keywords