主题词：Analytical chemistry methods development; Analytical Chemistry and Chromatography; Advanced Chemical Sensor Technologies; Pesticide Residue Analysis and Safety; Mass Spectrometry Techniques and Applications; Ionic liquids properties and applications; Biosensors and Analytical Detection; Electrochemical Analysis and Applications; Electrochemical sensors and biosensors; Extraction and Separation Processes; Analytical Methods in Pharmaceuticals; Forensic Toxicology and Drug Analysis; Metal-Organic Frameworks: Synthesis and Applications; Microfluidic and Capillary Electrophoresis Applications; Metabolomics and Mass Spectrometry Studies; Radioactive element chemistry and processing; Innovative Microfluidic and Catalytic Techniques Innovation; Biosimilars and Bioanalytical Methods; Pharmaceutical and Antibiotic Environmental Impacts; Advanced biosensing and bioanalysis techniques; Mercury impact and mitigation studies; Protein purification and stability; Analytical Chemistry and Sensors; Chemistry and Chemical Engineering; Phytochemicals and Antioxidant Activities