@article{paperid:1084533, author = {Mohammad Chahkandi and Amiri, Amirhassan and Seyedeh Roghayyeh Saadatdar Arami}, title = {Extraction and preconcentration of organophosphorus pesticides from water samples and fruit juices utilizing hydroxyapatite/Fe3O4 nanocomposite}, journal = {Microchemical Journal}, year = {2019}, volume = {144}, month = {January}, issn = {0026-265X}, pages = {261--269}, numpages = {8}, keywords = {Organophosphorus pesticides; Gas chromatography; Potassium substituted hydroxyapatite; Magnetic nanoparticle; Sol–gel}, }