Facile and One Pot Synthesis of Gold Nanoparticles Using Tetraphenylborate and Polyvinylpyrrolidone for Selective Colorimetric Detection of Mercury Ions in Aqueous Medium

<table>Transmission electron microscopy of PVP stabilized AuNPs synthesized by TPB act as reductant; <i>Inset.</i> Higher magnification of PVP stabilized AuNPs.</table>

Journal of Analytical Methods in Chemistry

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Figure 4

Figure 4: Facile and One Pot Synthesis of Gold Nanoparticles Using Tetraphenylborate and Polyvinylpyrrolidone for Selective Colorimetric Detection of Mercury Ions in Aqueous Medium 

Figure 4 | Facile and One Pot Synthesis of Gold Nanoparticles Using Tetraphenylborate and Polyvinylpyrrolidone for Selective Colorimetric Detection of Mercury Ions in Aqueous Medium 