A complex iron-containing anion, [Fe(CN6)]4−, used as a solution of its potassium salt as a test for ferric iron (iron(III), with which it forms a dark blue precipitate of Prussian blue. The sodium salt is used as an anticaking agent in common salt.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。