Tan, Zhi-qiang <br/><br/>
Visual test of subparts per billion-level copper(II) by Fe3O4 magnetic nanoparticle-based solid phase extraction coupled with a functionalized gold nanoparticle probe.  [electronic resource] 

 -  Nanoscale  Nov 2012 
 - 6735-8 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>2040-3372 
<br/><br/><label>Standard No.: </label>10.1039/c2nr31753b  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Colorimetry<br/>Copper--analysis<br/>Drinking Water--analysis<br/>Ferrosoferric Oxide--chemistry<br/>Fresh Water--analysis<br/>Gold--chemistry<br/>Hydrogen-Ion Concentration<br/>Magnetite Nanoparticles--chemistry<br/>Metal Nanoparticles--chemistry<br/>Solid Phase Extraction<br/>Water Pollutants, Chemical--analysis