CRC Handbook of Chemistry and Physics: a ready-reference book of chemical and physical data

High Quality Science requires High Quality Data! Today, more than ever, the CRC Handbook of Chemistry and Physics is critical in ensuring that researchers, educators, and students have the highest quality data for chemical compounds and physical particles. Available both in print and online, the Handbook covers 390 chemistry, physics, and related subjects organized in easy-to-find, well-organized tables. Every year, new reported data and new scientific areas are added, making the Handbook  the largest comprehensive physical science data source available anywhere.The 104th Edition of the Handbook has been completely reorganized to meet the needs of today’s scientists. The first section has property data on the elements, organic and inorganic compounds, water, bio-medical compounds, and polymers. Other sections focus on applications of chemical and physical data, data of importance in laboratory work, and information of units and nomenclature. The purpose of the reorganization is to make sure users can easily find all data on related subjects.Handbook features include:- All data reviewed and evaluated by subject matter experts- Standardized chemical names, structures, property names, and property units- Important information on subjects such as chemical and laboratory safety, and nomenclature- Chemical and physical data critical for fields such as environmental science, bio-medical chemistry, organic and inorganic chemistry, materials innovation, geo- and astrophysics, and solid-state science- Digital tools in our Online Edition to analyze, graph, process, and exploit our data content

Introduction; The Editor and Editorial Board; Preface; New Data and Updates in the 104th Edition; On the Evaluation of Chemistry and Physics Data; Current Contributors; Part 1 Data on Chemical Substances; Section 1: Elements and Their Isotopes; Introduction; The Elements; Standard Atomic Weights; Atomic Masses and Isotopic Abundances; Abundance of Elements in the Earth's Crust and in the Sea; Melting, Boiling, Triple, and Critical Points and Densities of the Elements; Heat Capacity of the Elements at 25 °C; Table of the Isotopes; Phase Transitions in the Solid Elements at Atmospheric Pressure; Crystal Structures and Lattice Parameters of Allotropes of the Elements; Density of Molten Elements as a Function of Temperature; Physical Properties of the Rare-Earth Metals; Thermal and Physical Properties of Pure Elemental Metals; Electrical Resistivity of Pure Elemental Metals; Electron Work Function of the Elements; Magnetic Susceptibility of the Elements; Optical Properties of Selected Elements; Index of Refraction of Liquid Elements; Vapor Pressure of the Metallic Elements - Equations; Vapor Pressure of the Metallic Elements - Data; Section 2: Atomic Structure and Spectroscopy Data; Introduction; Electron Configuration and Ionization Energy of Neutral Atoms in the Ground State; Ionization Energies of Atoms and Atomic Ions; Electron Affinities of the Atomic Elements; Persistent Lines of the Neutral Atomic Elements ; Atomic Transition Probabilities; Atomic Radii of the Elements; Polarizabilities of the Atomic Elements; Section 3: Properties of Organic Compounds; Introduction; Physical Constants of Organic Compounds; CAS Registry Number Index of Organic Compounds; Diamagnetic Susceptibility of Selected Organic Compounds; Critical Constants of Organic Compounds; Dissociation Constants of Organic Acids and Bases; Miscibility of Organic Solvents; Dependence of Boiling Point of Organic Liquids on Pressure; Bond Lengths in Crystalline Organic Compounds; Bond Lengths in Organometallic Compounds; Section 4: Properties of Inorganic Compounds; Introduction; Physical Constants of Inorganic Compounds; CAS Registry Number Index of Inorganic Compounds; Critical Constants of Inorganic Compounds; Permittivity (Dielectric Constant) of Inorganic Solids; Density of Molten Inorganic Salts as a Function of Temperature; Dissociation Constants of Inorganic Acids and Bases; Index of Refraction of Inorganic Liquids; Index of Refraction of Inorganic Crystals; Magnetic Susceptibility of Selected Inorganic Compounds; Optical Properties of Selected Inorganic Solids and Teflon; Aqueous Solubility of Inorganic Compounds as a Function of Temperature; Solubility Product Constants of Inorganic Salts; Solubility Chart for Inorganic Salts; Solubility of Common Inorganic Salts as a Function of Temperature; Properties of Gas Clathrate Hydrates; Physical and Optical Properties of Minerals; Crystallographic Data on Minerals; Section 5: Properties of Water; Introduction; Thermophysical Properties of Water and Steam; Fixed-Point Thermophysical Properties of H2O and D2O; Properties of Saturated Liquid D2O; Vapor Pressure and Other Saturation Properties of Water; Standard Density of Water as a Function of Temperature; Ionization Constant of Water as a Function of Temperature and Pressure; Ionization Constant of Normal and Heavy Water at Saturated Vapor Pressure; Electrical Conductivity of Water; Permittivity (Dielectric Constant) of Water at Various Frequencies; Properties of Ice and Supercooled Water; Vapor Pressure of Ice; Melting Point of Ice as a Function of Pressure; Index of Refraction of Water; Section 6: Properties of Polymers; Introduction; Abbreviations Used in Polymer Science and Technology; Physical Properties of Selected Polymers; Solvents for Common Polymers; Glass Transition Temperatures for Selected Polymers; Dielectric Constant of Selected Polymers; Pressure-Volume-Temperature Relationships for Polymer Melts; Vapor Pressures (Solvent Activities) for Binary Polymer Solutions; Solubility Parameters of Selected Polymers; Section 7: Properties of Bio-Medical Compounds and Substances; Introduction; Properties of Amino Acids; Structures of Common Amino Acids; Properties of Purine and Pyrimidine Bases; The Genetic Code; Properties of Fatty Acids and Their Methyl Esters; Composition and Properties of Common Oils and Fats; Carbohydrate Names and Symbols; Standard Transformed Gibbs Energies of Formation for Biochemical Reactants; Apparent Equilibrium Constants for Enzyme-Catalyzed Reactions; Apparent Equilibrium Thermodynamics of Protein-Ligand Binding Reactions; Thermodynamic Quantities for the Ionization Reactions of Buffers in Water; Biological Buffers; Typical pH Values of Biological Materials and Foods; Properties and Functions of Common Drugs; Properties of Controlled Substances; Section 8: Chemical Structure, Bonding, and Molecular Spectroscopy Data; Introduction; Structure of Free Molecules in the Gas Phase; Characteristic Bond Lengths in Free Molecules; Dipole Moments; Hindered Internal Rotation; Bond Dissociation Energies; Electronegativity; Force Constants for Bond Stretching; Fundamental Vibrational Frequencies of Small Molecules; Spectroscopic Constants of Diatomic Molecules; Polarizabilities of Molecules; Ionization Energies of Gas-Phase Molecules; Electron Affinities of Molecules; Part 2 Data for the Practice of Chemistry and Physics; Section 9: Physical Chemistry Data; Introduction; CODATA Key Values for Thermodynamics; Standard Thermodynamic Properties of Chemical Substances; Thermodynamic Properties as a Function of Temperature; Thermodynamic Properties of Aqueous Ions; Proton Affinities; Heat of Combustion; Heat Capacity of Selected Solids; Electrical Conductivity of Aqueous Solutions; Molar Electrical Conductivity of Aqueous HF, HCl, HBr, and HI; Molar Electrical Conductivity of Electrolytes in Aqueous Solution; Ionic Conductivity and Diffusion at Infinite Dilution; Electrochemical Series; Activity Coefficients of Acids, Bases, and Salts; Mean Activity Coefficients of Electrolytes as a Function of Concentration; Enthalpy of Dilution of Acids; Enthalpy of Solution of Electrolytes; Concentrative Properties of Aqueous Solutions; Ebullioscopic Constants for Calculation of Boiling Point Elevation; Cryoscopic Constants for Calculation of Freezing Point Depression; Freezing Point Lowering by Electrolytes in Aqueous Solution; Azeotropic Data for Binary Mixtures; Section 10: Environmental Chemistry Data; Introduction; Chemical Reaction Rate Constants for Atmospheric Studies; Properties of Refrigerants; Global Warming Potential of Greenhouse Gases; Atmospheric Concentration of Carbon Dioxide, 1958-2022; Aqueous Solubility and Henry's Law Constants of Organic Compounds; Properties of Seawater; Solubility of Hydrocarbons in Seawater; Octanol-Water Partition Coefficients; Global Temperature Trend, 1880-2022; Solar Irradiance at the Earth; Geographical and Seasonal Variations in Solar Radiation; Infrared Absorption by the Earth's Atmosphere; U.S. Standard Atmosphere (1976); Section 11: Solid-State Chemistry and Physics Data; Introduction; Techniques for Materials Characterization; Symmetry of Crystals; Ionic Radii in Crystals; The Madelung Constant and Crystal Lattice Energy; Elastic Constants of Single Crystals; Polarizability of Atoms and Ions in Solids; Electrical Resistivity of Binary Alloys; Electrical Resistivity of Graphite Materials; Curie Temperature of Selected Ferroelectric Crystals; Properties of Antiferroelectric Crystals; Properties of Superconductors; High-Temperature Superconductors; Organic Superconductors; Properties of Semiconductors; Selected Properties of Semiconductor Solid Solutions; Properties of Organic Semiconductors; Diffusion Data for Semiconductors; Properties of Magnetic Materials; Organic Magnets; Properties of Selected Materials at Cryogenic Temperatures; Thermoelectric Properties of Metals and Semiconductors; Thermal Conductivity of Metals and Semiconductors as a Function of Temperature; Fermi Energy and Related Properties of Metals ; Secondary Electron Emission; Electron Inelastic Mean Free Paths; Electron Stopping Powers; Attenuation Coefficients for High-Energy Electromagnetic Radiation; Thermal Conductivity of Crystalline Dielectrics; Thermal Conductivity of Ceramics and Other Insulating Materials; Section 12: Industrial Chemistry Data; Introduction; Thermophysical Properties of Air; Thermophysical Properties of Fluids; Thermophysical Properties of Selected Fluids at Saturation; Vapor Pressure of Compounds and Elements; Vapor Pressure of Fluids at Temperatures below 300 K; Vapor Pressure of Saturated Salt Solutions; Enthalpy of Vaporization; Enthalpy of Fusion; Virial Coefficients of Selected Gases; Compressibility and Expansion Coefficients of Liquids; Temperature and Pressure Dependence of Liquid Density; Properties of Cryogenic Fluids; Properties of Liquid Helium; Properties of Ionic Liquids; Energy Content of Fuels; Surface Tension of Common Liquids; Surface Tension of Aqueous Mixtures; Surface Active Chemicals (Surfactants); Permittivity (Dielectric Constant) of Liquids; Permittivity (Dielectric Constant) of Gases; Viscosity of Gases; Viscosity of Liquids; Thermal Conductivity of Gases and Refrigerants; Thermal Conductivity of Liquids; Influence of Pressure on Freezing Points; Sublimation Pressure of Solids; Solubility of Selected Gases in Water; Solubility of Carbon Dioxide in Water at Various Temperatures and Pressures; Solubility of Organic Compounds in Pressurized Hot Water; Diffusion in Gases; Diffusion of Gases in Water; Diffusion Coefficients in Liquids at Infinite Dilution; Mean Free Path and Related Properties of Gases; Index of Refraction of Air; Index of Refraction of Gases; Index of Refraction of Liquids for Calibration Purposes; Section 13: Astrophysics, Earth Sciences, and Physics Data; Introduction; Astronomical Constants; Properties of the Solar System; Interstellar Molecules; Mass, Dimensions, and Other Parameters of the Earth; Density, Pressure, and Gravity as a Function of Depth within the Earth; Acceleration Due to Gravity; Ocean Pressure as a Function of Depth and Latitude; Summary Tables of Particle Properties; Blackbody Radiation; Classification of Electromagnetic Radiation; Part 3 Data for Modern Chemical Laboratories; Section 14: Analytical Chemistry Data; Introduction; Abbreviations and Symbols Used in Analytical Chemistry; Basic Instrumental Techniques of Analytical Chemistry; Analytical Standardization and Calibration; Figures of Merit; Mass- and Volume-Based Concentration Units; Detection of Outliers in Measurements; Properties of Carrier Gases for Gas Chromatography; Common Symbols Used in Gas and Liquid Chromatographic Schematic Diagrams; Standard Fittings for Compressed Gas Cylinders; Stationary Phases for Porous-Layer Open Tubular Columns; Coolants for Cryotrapping; Properties of Common Cross-Linked Silicone Stationary Phases; Detectors for Gas Chromatography; Varieties of Hyphenated Gas Chromatography with Mass Spectrometry; Gas Chromatographic Retention Indices; Pressure Drop in Open Tubular Gas Chromatographic Columns; Phase Ratios for Capillary Columns; Minimum Recommended Injector Split Ratios for Capillary Columns; Eluotropic Values of Solvents on Octadecylsilane and Octylsilane; Solid-Phase Micro-extraction Sorbents; Instability of HPLC Solvents; Fluorescence Labeling Reagents Used Pre-Column in HPLC; Detectors for Liquid Chromatography; Solvents for Ultraviolet Spectrophotometry; Correlation Table for Ultraviolet Active Functionalities; Middle-Range Infrared Absorption Correlation Charts; Common Spurious Infrared Absorption Bands; Raman Band Frequencies; Nuclear Spins, Moments, and Other Data Related to NMR Spectroscopy; Properties of Important NMR Nuclei; Proton NMR Absorption of Major Chemical Families; Proton NMR Correlation Chart for Major Organic Functional Groups; Proton NMR Shifts of Common Organic Liquids; Proton Chemical Shifts of Contaminants in Deuterated Solvents; 13C-NMR Absorptions of Major Functional Groups ; 13C-NMR Chemical Shifts of Common Organic Solvents; 15N-NMR Chemical Shifts of Major Chemical Families; Natural Abundance of Isotopes Important in Mass Spectrometry; Common Mass Spectral Fragmentation Patterns of Organic Compound Families; Common Mass Spectral Fragments Lost; Major Reference Masses in the Spectrum of Heptacosafluorotributylamine (Perfluorotributylamine); Mass Spectral Peaks of Common Organic Liquids; Common Spurious Signals Observed in Mass Spectrometers; Chlorine-Bromine Combination Isotope Intensities in Mass Spectral Patterns; Standards for Laboratory Weights; Reduction of Weighings in Air to Vacuo; Indicators for Acids and Bases; Preparation of Special Analytical Reagents; Organic Analytical Reagents for the Determination of Inorganic Ions; Section 15: Chemical and Laboratory Safety Data; Introduction; Chemical Safety; Abbreviations Used in the Assessment and Presentation of Laboratory Hazards; Incompatible Chemicals; Explosion (Shock) Hazards; Water-Reactive Chemicals; Testing Requirements for Peroxidizable Compounds; Tests for the Presence of Peroxides; Pyrophoric Compounds - Compounds That Are Reactive with Air; Flammability of Common Solvents and Other Chemical Substances; Types and Uses of Fire Extinguishers; Materials Compatible with and Resistant to 72 Percent Perchloric Acid; Selection of Laboratory Gloves; Selection of Protective Laboratory Garments; Selection of Respirator Cartridges and Filters; Protective Clothing Levels; Selection of Hearing Protection Devices; Chemical Fume Hoods and Biological Safety Cabinets; Gas Cylinder Safety and Stamped Markings; Compressed Air Safety; Safety in the Use of Cryogens; Plug and Outlet Configurations for Common Laboratory Devices; Electrical Shock Hazards; Ladder Safety in Laboratories; Magnetic Field Safety; Nanomaterial Safety Guidelines; Threshold Limits for Airborne Contaminants; Chemical Carcinogens; Laser Hazards in the Laboratory; General Characteristics of Ionizing Radiation for Practical Application of Radiation Protection; Radiation Safety Units; Relative Dose Ranges from Ionizing Radiation; Annual Limits on Intakes of Radionuclides; Section 16: Practical Laboratory Data; Introduction; Laboratory Solvents and Other Liquid Reagents; Density of Solvents as a Function of Temperature; pH Scale for Aqueous Solutions; Buffer Solutions Giving Round Values of pH at 25 °C; Constant Humidity Solutions; Standard Salt Solutions for Humidity Calibration; Low-Temperature Baths for Maintaining Constant Temperature; Metals and Alloys with Low-Melting Temperature; Standard KCl Solutions for Calibrating Electrical Conductivity Cells; Characteristics of Particles and Particle Dispersoids; International Temperature Scale of 1990 (ITS-90); Reference Points on the ITS-90 Temperature Scale; Standard ITS-90 Thermocouple Tables; Part 4 Reference Tables and Indices; Section 17: Units, Constants, and Conversion Factors; CODATA Recommended Values of the Fundamental Physical Constants: 2018; International System of Units (SI); Expression of Uncertainty of Measurements; Descriptive Terms for Solubility; Units for Magnetic Properties; Conversion Factors for Energy Units; Conversion Factors for Pressure Units; Units of Measure for Vacuum Systems; Values of the Gas Constant in Different Unit Systems; Conversion Factors for Thermal Conductivity Units; Section 18: Nomenclature, Terminology, and Symbols; Nomenclature for Chemical Compounds; Representation of Chemical Structures with the IUPAC International Chemical Identifier (InChI); Definition of Ambient; Symbols and Terminology for Physical and Chemical Quantities; Scientific Abbreviations, Acronyms, and Symbols; Thermodynamic Functions and Relations; Section 19: Covers and Indices; Periodic Table of the Elements; Standard Atomic Weights in Atomic Order Number; Fundamental Physical Constants - Frequently Used Constants;