SEARCH Articles Figures Tables Chemical reactors reaction invariants General Reaction Systems. Invariant Manifolds and A Priori Bounds Invariance reaction path Invariant Manifolds and Extents of Reactions Invariant manifolds, chemical reaction One Reaction. Invariant Manifolds and A Priori Bounds Reaction Invariant Balances in a System of Units Reaction invariant balances Reactions with known invariant stoichiometry The Principle of Reaction Invariants