Quantitative Analysis and Efficient Surface Modification of Silica Nanoparticles

<table>Illustration of the surface modification of silica nanoparticle by APTMS followed by treatment with (a) RITC to measure the absorption and (b) methyl acrylate and ethylenediamine to increase the number of amine sites.</table>

Journal of Nanomaterials

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Scheme 1

Scheme 1: Quantitative Analysis and Efficient Surface Modification of Silica Nanoparticles 