Synonyms: (dl)-Malic acid, sodium salt;221-460-0;butanedioic acid, 2-hydroxy-, sodium salt (1:1);Butanedioic acid, hydroxy-, sodium salt;D,L-Malic acid, sodium salt;Hydrogen sodium 2-hydroxysuccinate (1:1:1);l-Malic acid, sodium salt;sodium 3-carboxy-2-hydroxypropanoate