测定铁矿石中全铁含量的三种氧化还原法的对比研究  

Comparison of three kinds of oxidation-reduction method of determining the content of total iron in iron ore

作　　者：杜晶 Du Jing(Chemical Geological Exploration Institute of Liaoning Province, Jinzhou, Liaoning 121000, China)

机构地区：[1]辽宁省化工地质勘查院,辽宁锦州121000

出　　处：《福建分析测试》2018年第4期60-62,共3页Fujian Analysis & Testing

摘　　要：对测定铁矿石中全铁含量的三种方法;氯化亚锡—氯化高汞重铬酸钾容量法,三氯化钛—重铬酸钾容量法,高氯酸代替氯化高汞重铬酸钾容量法进行了对比研究,三种方法各有其优劣,分析人员在工作中应根据实际情况灵活运用。Three methods for determination of iron content in iron ore;Stannous chloride-mercuric chloride-potassium dichromate volumetric method.Titanium trichloride-potassium dichromate volumetric method.Perchloric acid instead of mercury bichloride-potassium dichromate volumetric method.Comparing three methods can find each method has its advantages and disadvantages.Analyst should apply flexibly according to the actual circumastances.

关 键 词：氯化亚锡—氯化高汞重铬酸钾容量法 三氯化钛—重铬酸钾容量法 高氯酸代替氯化高汞重铬酸钾容量法 

分 类 号：O657.3[理学—分析化学]