Xiao, X Y <br/><br/>
Analysis of estrogens in river water and effluents using solid-phase extraction and gas chromatography-negative chemical ionisation mass spectrometry of the pentafluorobenzoyl derivatives.  [electronic resource] 

 -  Journal of chromatography. A  Jul 2001 
 - 195-204 p.  digital 
<br/><br/> Publication Type: Evaluation Study; Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0021-9673 
<br/><br/><label>Standard No.: </label>10.1016/s0021-9673(01)00955-4  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Estrogens--analysis<br/>Fresh Water--analysis<br/>Gas Chromatography-Mass Spectrometry--methods<br/>Water Pollutants, Chemical--analysis