Simple, rapid and label-free colorimetric assay for arsenic based on unmodified gold nanoparticles and a phytochelatin-like peptide

Ning Xia, Yunfeng Shi, Renchun Zhang, Feng Zhao, Feng Liu, Lin Liu
  • Analytical Methods, January 2012, Royal Society of Chemistry
  • DOI: 10.1039/c2ay25803j
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