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a chemical reaction in which the reactant and product chemical species are chemically identical but have different isotopic composition, keemiline reaktsioon, mille puhul reagent ja saadus on elementkoostiselt identsed, kuid isotoopkoostiselt erinevad
isotoopvahetus . Keemiaterminite baas. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//kem/isotoopvahetus/1/est (20.07.2026)
