In Situ Colorimetric Quantification of Silver Cations in the Presence of Silver Nanoparticles
Author(s) -
R.A. González-Fuenzalida,
Y. MolinerMartínez,
María GonzálezBéjar,
C. Molíns-Legua,
J. VerdúAndrés,
Julia PérezPrieto,
P. CampínsFalcó
Publication year - 2013
Publication title -
analytical chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.117
H-Index - 332
eISSN - 1520-6882
pISSN - 0003-2700
DOI - 10.1021/ac402822d
Subject(s) - chemistry , silver nanoparticle , in situ , adsorption , colorimetry , nanoparticle , ion , nanotechnology , inorganic chemistry , nuclear chemistry , chromatography , organic chemistry , materials science
Silver ions (Ag(+)) can be quantified in situ in the presence of AgNPs by using a colorimetric sensing probe (3,3',5,5'-tetramethylbenzidine). Interestingly, it also enables detection of the Ag(+) adsorbed on the AgNP surface. This is relevant to design new methods to make AgNPs while ensuring the total reduction of Ag(+).
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