Graphene oxide based dispersive micro solid phase extraction for selective preconcentration of erbium from water samples and its determination by high-resolution continuum source electrothermal atomic absorption spectrometry

2018 ◽  
Vol 113 ◽  
pp. 114-120 ◽  
Author(s):  
Sajjad Aghabalazadeh ◽  
Mohammad Reza Ganjali ◽  
Parviz Norouzi
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