Keywords: Anthraquinone-2-sulfonic-acid-3D-balls.png Ball-and-stick model of the anthraquinone-2-sulfonic acid molecule Derived from File Anthraquinone-3D-balls png and File Sulfuric-acid-3D-balls png 2010-07-09 Jynto and Ben Mills Anthraquinones Sulfonic acids Ball-and-stick models Images by Jynto |