A novel mixed hemimicelles dispersive micro-solid phase extraction using ionic liquid functionalized magnetic graphene oxide/polypyrrole for extraction and pre-concentration of methotrexate from urine samples followed by the spectrophotometric method

2019 ◽  
Vol 488 ◽  
pp. 179-188 ◽  
Author(s):  
Samin Hamidi ◽  
Ayda Azami ◽  
Elnaz Mehdizadeh Aghdam
Keyword(s):  
Ionic Liquid ◽  
Graphene Oxide ◽  
Solid Phase Extraction ◽  
Spectrophotometric Method ◽  
Solid Phase ◽  
Urine Samples ◽  
Phase Extraction ◽  
Magnetic Graphene Oxide ◽  
Magnetic Graphene ◽  
Mixed Hemimicelles

Dopamine-modified magnetic graphene oxide as a recoverable sorbent for the preconcentration of metal ions by an effervescence-assisted dispersive micro solid-phase extraction procedure

2020 ◽  
Vol 12 (18) ◽  
pp. 2338-2346 ◽  
Author(s):  
Basira Karbalaie ◽  
Maryam Rajabi ◽  
Bahareh Fahimirad
Keyword(s):  
Graphene Oxide ◽  
Solid Phase Extraction ◽  
Metal Ions ◽  
Solid Phase ◽  
Simple Procedure ◽  
Extraction Procedure ◽  
Phase Extraction ◽  
Magnetic Graphene Oxide ◽  
Magnetic Graphene ◽  
Solid Phase Extraction Procedure

Nanomagnetic graphene oxide modified with dopamine (GO–Fe3O4–DA) was synthesized via a very simple procedure.

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