主题词：Analytical Chemistry and Chromatography; Analytical chemistry methods development; Analytical Methods in Pharmaceuticals; Advanced Chemical Sensor Technologies; Analytical Chemistry and Sensors; Electrochemical sensors and biosensors; Dye analysis and toxicity; Electrochemical Analysis and Applications; Water Quality Monitoring and Analysis; Pesticide Residue Analysis and Safety; Pharmacological Effects and Assays; Spectroscopy and Chemometric Analyses; Toxic Organic Pollutants Impact; Phytochemicals and Antioxidant Activities; Antibiotics Pharmacokinetics and Efficacy; Inorganic and Organometallic Chemistry; Molecular Sensors and Ion Detection; Radioactive element chemistry and processing; Biochemical Analysis and Sensing Techniques; Nuclear Physics and Applications; Environmental Science and Water Management; Adsorption and biosorption for pollutant removal; Gas Sensing Nanomaterials and Sensors; Insect and Pesticide Research; Chemical Thermodynamics and Molecular Structure