讨论溴甲酚绿-甲基红复合指示剂配制方法  

Discussion on Preparation Method of Bromocresol Green-Methyl Red Compound Indicator

作　　者：乌永兵[1] 刘艳梅[1] 营虎虎 

机构地区：[1]延长油田股份有限公司,陕西延安717208

出　　处：《辽宁化工》2016年第7期858-859,862,共3页Liaoning Chemical Industry

摘　　要：通过大量的实验,讨论溴甲酚绿-甲基红复合指示剂的配制方法,在不同比例和不同浓度下混合,用盐酸标准溶液滴定,观察溶液颜色变色情况。The preparation method of bromocresol green-methyl red compound indicator was discussed. They were mixed under different proportions and concentration, hydrochloric acid standard solution was used to titrate by observing the color change.

关 键 词：溴甲酚绿 甲基红 混合配制方法 变色 

分 类 号：TQ028[化学工程]