{Euchroic acid} (Chem.), an organic, imide acid, obtained as a colorless crystalline substance, {C12H4N2O8} by heating an ammonium salt of mellitic acid. By reduction it is changed to a dark blue substance (euchrone), -- hence its name. [1913 Webster]
The Collaborative International Dictionary of English. 2000.
Euchroic acid — Euchroic Eu*chro ic, a. [Gr. ? well colored; e y^ well + ? color.] (Chem.) Having a fine color. [1913 Webster] {Euchroic acid} (Chem.), an organic, imide acid, obtained as a colorless crystalline substance, {C12H4N2O8} by heating an ammonium salt … The Collaborative International Dictionary of English
C12H4N2O8 — Euchroic Eu*chro ic, a. [Gr. ? well colored; e y^ well + ? color.] (Chem.) Having a fine color. [1913 Webster] {Euchroic acid} (Chem.), an organic, imide acid, obtained as a colorless crystalline substance, {C12H4N2O8} by heating an ammonium salt … The Collaborative International Dictionary of English
Euchroite — Eu chro*ite, n. [See {Euchroic}.] (Min.) A mineral occurring in transparent emerald green crystals. It is hydrous arseniate of copper. [1913 Webster] … The Collaborative International Dictionary of English
Euchrone — Eu chrone . (Chem.) A substance obtained from euchroic acid. See {Eychroic}. [1913 Webster] … The Collaborative International Dictionary of English
