It has discovered that trace dimethyl glyoxime can sensitivly catalyize the discoloration of dimethyl yelloue by potassium bromate in sulphuric acid.

• 研究发现，在硫酸介质中，超痕量二甲基乙二醛肟能灵敏地加速溴酸钾氧化二甲基黄褪色的指示反应。