主题词：Analytical Chemistry and Sensors; Electrochemical Analysis and Applications; Analytical chemistry methods development; Electrochemical sensors and biosensors; Analytical Chemistry and Chromatography; Advanced Chemical Sensor Technologies; Analytical Methods in Pharmaceuticals; Advanced biosensing and bioanalysis techniques; Mass Spectrometry Techniques and Applications; Antibiotics Pharmacokinetics and Efficacy; Pesticide Residue Analysis and Safety; Molecular Sensors and Ion Detection; Human auditory perception and evaluation; Microfluidic and Capillary Electrophoresis Applications; Spectroscopy and Chemometric Analyses; Diverse Scientific and Economic Studies; Water Quality Monitoring and Analysis; Various Chemistry Research Topics; Biosensors and Analytical Detection; Pharmacological Effects and Assays; Conducting polymers and applications; Radioactive element chemistry and processing; Heavy metals in environment; Inorganic and Organometallic Chemistry; Spectroscopy Techniques in Biomedical and Chemical Research