PROBLEM TO BE SOLVED: To provide a citric acid solution in which the recrystallization of citric acids is inhibited.SOLUTION: The citric acid solution comprises citric acids of more than 50 mass% and also comprises lactic acid ions and sodium ions.SELECTED DRAWING: NoneCOPYRIGHT: (C)2017,JPO&INPIT【課題】クエン酸の再結晶を抑制したクエン酸水溶液を提供する。【解決手段】クエン酸を50質量%超えて含有し、かつ、乳酸イオンおよびナトリウムイオンを含有するクエン酸水溶液。【選択図】なし