Dissolvine NA2-S, tech-grade EDTA disodium salt, C10H14N2Na2O8 · 2H2O, is a chelating agent used to sequester metal ions in aqueous solution.
Dissolvine chelating agents are important in the field of soap, detergents, textile dyeing, water softening, metal finishing and plating, pulp and paper, enzyme deactivation, photo chemistry, and bacteriocides. 
In personal care products, it is added to cosmetics to improve their stability toward air.
