Preconcentration of Ultra Trace Hg(Ii) in Aqueous Samples on Octadecyl Silica Membrane Disks Modified by Dibenzodiazathia-18-Crown-6-Dione and Its Determination by Cold Vapor Atomic Absorption Spectrometry

Author(s):  
Mojtaba Shamsipur ◽  
Alireza Ghiasvand ◽  
Hashem Sharghi
RSC Advances ◽  
2014 ◽  
Vol 4 (7) ◽  
pp. 3326-3331 ◽  
Author(s):  
Zaheer Ahmed Chandio ◽  
Farah Naz Talpur ◽  
Humaira Khan ◽  
Hassan Imran Afridi ◽  
Ghulam Quadir Khaskheli ◽  
...  

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