PrefaceChapter 1: Environmental ChemistryGreener Procedure of Dithizone Immobilization on Coal Bottom Ash for Heavy Metal Adsorbent: Synthesis Optimization and CharacterizationImmobilization of Dithizone on Coal Fly Ash in Alkaline Medium as Adsorbent of Cd(II) IonModification of Coal Fly Ash with Dithizone for Adsorption of Ni(II) Metal IonCitric and Tartaric Acids Effect on Zn2+ Desorption in the Soil around Textile Industry Area-YogyakartaSynthesis of Polymer-Derived Carbon for Ibuprofen Removal from Simulated WastewaterHydrocracking of LDPE Plastic Wastes into Liquid Fuel by Natural Zeolite Supported Nickel MetalAdsorption of Coomassie Brilliant Blue by Alginate-Chitosan NanoparticlesChapter 2: Agricultural ChemistrySynthesis Bioplastic Fertilizer of Carboxymethyl Cellulose/N-P-K/Zeolite Using Twin-Screw Extruder as a Model Slow-ReleaseThe Effect of Polyurethane Multilayer Coating on Nitrogen Release from Controlled Release FertilizerKinetics Study of Chicken Breast Meat (Pectoralis major) Color Changes Measured Using the TCS 3200 Color Sensor during Storage at Room TemperatureIdentification of Toxic Heavy Metals and Trace Elements in Pesticides Used by Shallots (Allium Cepa Var. Aggregatum) Farmers in Brebes District, IndonesiaSynthesis of Carboxymethyl Cellulose/Bentonite/N-P-K Composite as Slow-Release Fertilizer Model Using Twin-Screw ExtruderVis-NIR Spectroscopy and PLS-Da Model for Classification of Arabica and Robusta Roasted Coffee BeanChapter 3: Biomaterials and Pharmaceutical ChemistryOne-Pot Synthesis and Antioxidant Activity of 4-Phenoxyquinoline Derivative from Clove Leaf OilSynthesis, Characterization and Molecular Docking of New Naphthalene-Based Chalcone and Pyrazoline CompoundsMolecular Docking Study, Synthesis and Characterization of New Hybrid Anthracene-Thiophene Compounds with Chalcone and Pyridine ScaffoldsEffect of Titania and Silver Nanoparticles on the Tensile Strength of Cement-Like Mineral Trioxide AggregateSynthesis of White Mineral Trioxide Aggregate (WMTA) Using Silica from Rice Husk Ash and CaCO3 from LimestoneDesigning Derivative Compounds of 4-Chlorophenyloxy N-Alkyl Phosphoramidates as Anti-Cervical Cancer Agents Based on QSAR ModelMolecular Docking Study for Prediction of Chiral HPLC Separation of Hydroxychloroquine as an Alternative Antiviral of SARS-CoV-2Molecular Docking Approach for Prediction of Enantioseparation of Chiral Ibuprofen by α-1-Acid Glycoprotein ColumnMolecular Docking Approach for Prediction of Chromatographic Chiral Separation of Ketorolac Using AGP ColumnChapter 4: Materials and Technologies of Chemical Production and Biomass ProcessingNanocatalysts of Sulfated Zirconia and Calcium Oxide/Zirconia for Microwave-Assisted Biodiesel Synthesis from Castor OilEncapsulation of Lipase Enzyme in Silica Gel Matrix from Rice Husk Ash and Transesterification Reaction Activity Test on Palm OilDual Function of Sugarcane Bagasse Ash in Removing Au(III) from Aqueous SolutionImmobilization of Ascorbic Acid on Ni-Zn Layered Hydroxide Salts and its Application as [AuCl4]- AdsorbentKinetic Study of Polymerization Reaction of Bisphenol a Diglycidyl Ether and Terephthalic AcidEffect of Ethylene Glycol on Gas Permeability and Selectivity of CH4/CO2 Gas Separation in Zeolite/Alginate MembraneAluminosilicate Based Solid Acid Catalyst: Effect of Calcination Time, OH/Al Ratio and Keggin Ion Concentration on its PreparationMolybdenum-Tungsten Blue Dispersions: Some Properties of the Colloid SystemChapter 5: Materials Computational Study Based on Density Functional TheoryInteraction of C60 with Small Molecules: Adsorption - Inclusion Energy Calculation Using the Density Functional TheoryStrain Effects on the Band Structures of Monolayer GaN from the Density Functional TheoryUnveiling Electronic Structure and Spin-Resolve of Bulk Bi2O2X (X = S, Se, and Te) Materials: A Computational Study Based-On Density Functional TheoryChapter 6: Materials for Sensors and Detection TechnologiesSynthesis of Sodium Citrate-Capped Gold Nanoparticles and its Application for Creatinine Detection in Urine Sample by Colorimetric Analysis Based on the Red-Green-Blue (RGB) Digital ImageGMR Biosensor Based on Spin-Valve Thin Films for Green-Synthesized Magnetite (Fe3O4) Nanoparticles Label DetectionPreliminary Research on the Analysis of Chromium(III) Based on Digital Image Processing Method Utilizing Gold Nanoparticles as Colorimetric SensorLeaky Waveguide Grating (LWG) Biosensor