Prior Bleaching of Virgin or Colored Hair Has Minimal Impact on SERS-Based Hair Dye Identification
December 2025
in “
Journal of Forensic Sciences
”
Studysummary This pilot study found that prebleaching either virgin or previously colored hair only slightly affects the SERS spectra of dyes applied afterward, without impacting the accuracy of dye identification, supporting the technique's robustness for forensic analysis of hair dyes.
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