Preparation of the diphenylcarbazone-functionalized silica gel and its application to on-line selective solid-phase extraction and determination of mercury by flow-injection spectrophotometry

2008 ◽  
Vol 150 (2) ◽  
pp. 343-350 ◽  
Author(s):  
Jing Fan ◽  
Yuxia Qin ◽  
Cunling Ye ◽  
Pingan Peng ◽  
Chunlai Wu
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