A new magnetic composite sorbent of polypyrrole/graphene oxide/C18-coated SiO2@Fe3O4 gelatin bead for the extraction and determination of fluoroquinolones
To develop a new cost-effective sorbent of PPY/GOx/C18-coated SiO2@Fe3O4 gelatin bead for the extraction and preconcentration of fluoroquinolones in water samples and food samples