Synthesis, characterization and application of polypyrrole graphene oxide nanocomposite as sorbent in green microextraction of tetracycline antibiotics in aqueous matrices / Nurzaimah Zaini @ Othman

Synthesis, characterization and application of polypyrrole graphene oxide nanocomposite as sorbent in green microextraction of tetracycline antibiotics in aqueous matrices / Nurzaimah Zaini @ Othman

The widespread use and improper disposal of tetracycline antibiotics has led to their contamination in water sources, posing a significant threat to public health, necessitating the urgent development of sensitive and reliable analytical methods for detecting antibiotics at low concentrations to ens...

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Main Author: Zaini @ Othman, Nurzaimah
Format: Thesis
Language:English
Published: 2024
Subjects:
Q Science (General)
Radiation chemistry
Online Access:https://ir.uitm.edu.my/id/eprint/107316/1/107316.pdf
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spelling my-uitm-ir.1073162024-12-05T06:37:03Z Synthesis, characterization and application of polypyrrole graphene oxide nanocomposite as sorbent in green microextraction of tetracycline antibiotics in aqueous matrices / Nurzaimah Zaini @ Othman 2024 Zaini @ Othman, Nurzaimah Q Science (General) Radiation chemistry The widespread use and improper disposal of tetracycline antibiotics has led to their contamination in water sources, posing a significant threat to public health, necessitating the urgent development of sensitive and reliable analytical methods for detecting antibiotics at low concentrations to ensure public safety and preventing the emergence of antibiotic-resistant diseases. Sample preparation for pharmaceutical contaminant analysis poses significant challenges due to the multi-step and timeconsuming procedures of conventional methods. Hence, motivated by the arising issues, this research is conducted to explore the application of the synthesized polypyrrole-graphene oxide (PPy-GO) for dispersive micro solid phase extraction (Dµ-SPE) sorbent and its manual packing into the online solid-phase extraction liquid chromatography (online SPE-LC) column, introducing a novel and green approach for tetracycline antibiotic analysis in water samples through efficient processes that reduce solvent usage. Selected commonly used TCs namely oxytetracycline (OTC), tetracycline (TC), demeclocycline (DMC), chlortetracycline (CTC), and doxycycline (DC) were used as target analytes. PPy-GO composite sorbent was synthesized and characterized by Fourier Transform Infrared (FTIR) spectroscopy, Field Emission Electron Microscope (FESEM), thermogravimetric analysis (TGA), X-ray diffraction (XRD) and Brunauer-Emmet-Teller (BET) analyzer. Several parameters were optimized in D-μ-SPE method. 2024 Thesis https://ir.uitm.edu.my/id/eprint/107316/ https://ir.uitm.edu.my/id/eprint/107316/1/107316.pdf text en public phd doctoral Universiti Teknologi MARA (UiTM) Faculty of Applied Science
institution Universiti Teknologi MARA
collection UiTM Institutional Repository
language English
topic Q Science (General)
Radiation chemistry
spellingShingle Q Science (General)
Radiation chemistry
Zaini @ Othman, Nurzaimah
Synthesis, characterization and application of polypyrrole graphene oxide nanocomposite as sorbent in green microextraction of tetracycline antibiotics in aqueous matrices / Nurzaimah Zaini @ Othman
description The widespread use and improper disposal of tetracycline antibiotics has led to their contamination in water sources, posing a significant threat to public health, necessitating the urgent development of sensitive and reliable analytical methods for detecting antibiotics at low concentrations to ensure public safety and preventing the emergence of antibiotic-resistant diseases. Sample preparation for pharmaceutical contaminant analysis poses significant challenges due to the multi-step and timeconsuming procedures of conventional methods. Hence, motivated by the arising issues, this research is conducted to explore the application of the synthesized polypyrrole-graphene oxide (PPy-GO) for dispersive micro solid phase extraction (Dµ-SPE) sorbent and its manual packing into the online solid-phase extraction liquid chromatography (online SPE-LC) column, introducing a novel and green approach for tetracycline antibiotic analysis in water samples through efficient processes that reduce solvent usage. Selected commonly used TCs namely oxytetracycline (OTC), tetracycline (TC), demeclocycline (DMC), chlortetracycline (CTC), and doxycycline (DC) were used as target analytes. PPy-GO composite sorbent was synthesized and characterized by Fourier Transform Infrared (FTIR) spectroscopy, Field Emission Electron Microscope (FESEM), thermogravimetric analysis (TGA), X-ray diffraction (XRD) and Brunauer-Emmet-Teller (BET) analyzer. Several parameters were optimized in D-μ-SPE method.
format Thesis
qualification_name Doctor of Philosophy (PhD.)
qualification_level Doctorate
author Zaini @ Othman, Nurzaimah
author_facet Zaini @ Othman, Nurzaimah
author_sort Zaini @ Othman, Nurzaimah
title Synthesis, characterization and application of polypyrrole graphene oxide nanocomposite as sorbent in green microextraction of tetracycline antibiotics in aqueous matrices / Nurzaimah Zaini @ Othman
title_short Synthesis, characterization and application of polypyrrole graphene oxide nanocomposite as sorbent in green microextraction of tetracycline antibiotics in aqueous matrices / Nurzaimah Zaini @ Othman
title_full Synthesis, characterization and application of polypyrrole graphene oxide nanocomposite as sorbent in green microextraction of tetracycline antibiotics in aqueous matrices / Nurzaimah Zaini @ Othman
title_fullStr Synthesis, characterization and application of polypyrrole graphene oxide nanocomposite as sorbent in green microextraction of tetracycline antibiotics in aqueous matrices / Nurzaimah Zaini @ Othman
title_full_unstemmed Synthesis, characterization and application of polypyrrole graphene oxide nanocomposite as sorbent in green microextraction of tetracycline antibiotics in aqueous matrices / Nurzaimah Zaini @ Othman
title_sort synthesis, characterization and application of polypyrrole graphene oxide nanocomposite as sorbent in green microextraction of tetracycline antibiotics in aqueous matrices / nurzaimah zaini @ othman
granting_institution Universiti Teknologi MARA (UiTM)
granting_department Faculty of Applied Science
publishDate 2024
url https://ir.uitm.edu.my/id/eprint/107316/1/107316.pdf
_version_ 1818588220418424832

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