Organic Chemicals. Chemicals, Organic . Organic Substances . A broad class of substances containing carbon and its derivatives. Many of these chemicals will frequently contain hydrogen with or without oxygen, nitrogen, sulfur, phosphorus, and other elements. They exist in either carbon chain or carbon ring form. . 1.00
Chemistry, Organic. Organic Chemistry . The study of the structure, preparation, properties, and reactions of carbon compounds. (McGraw-Hill Dictionary of Scientific and Technical Terms, 6th ed) . 0.81
Inorganic Chemicals. Chemicals, Inorganic . Inorganic Substances . A broad class of substances encompassing all those that do not include carbon and its derivatives as their principal elements. However, carbides, carbonates, cyanides, cyanates, and carbon disulfide are included in this class. . 0.71
Chemical Compounds. Chemical Agents . Chemicals and Drugs . Chemical Products and Drugs . Chemical Products and Medicines . Chemical Products . Chemical Substances . Chemicals . 0.71