Research Article
TLC-SERS Plates with a Built-In SERS Layer Consisting of Cap-Shaped Noble Metal Nanoparticles Intended for Environmental Monitoring and Food Safety Assurance
Figure 5
Spectra obtained before (a) and after development of a melamine/skim milk mixture from various locations along the length of the TLC-SERS plate, (b), (c), and (d). They correspond to locations 5, 10, and 15 mm from the origin.
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