This section of the document provides guidance for specific types of substances.
Antibodies and antigens
Antivenom
Autoantibody
Conjugate acids, bases and salts
Deoxyribonucleic acid and ribonucleic acid
Edible substances
Flap substances
Fractionated and unfractionated substances
Hydrates and anhydrous substances
Ions and electrolyte substances
Isomers
Metabolites
Radioactive substances
Saturated or unsaturated substances
Substances specifying a source or origin
Substances specifying bound
Substances specifying free or unbound or unconjugated
Substances specifying intact, fragment or subunit
Substances specifying physical state or physical form
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