水泥中三氧化硫含量的电导法测定及影响因素分析  

The Determination of the Sulphur Trioxide Content in Cement by Means of Conductance and the Analysis of Influencing Factors

作　　者：郭维维 

机构地区：[1]山西省水利水电科学研究院,山西太原030002

出　　处：《山西水利科技》2017年第4期87-89,共3页Shanxi Hydrotechnics

摘　　要：利用电导滴定法测定了水泥中SO_3含量,并对影响测定结果的因素进行了分析。结果表明:电导滴定法的测定结果较好,且操作简单快速,每个样品仅需大约40 min。溶液的pH值和溶解样品的温度及时间是影响该法的主要因素。The content of sulphur trioxide in cement was determined by conductometric titration and the factors influencing the results were analyzed.The results show that the measurement of conductometric titration has achieved very good effect,the operation is simple and fast.It takes only about 40 minutes to finish each sample.pH of the solution,the temperature and time of the sample dissolved are the main factors influencing the method.

关 键 词：水泥 三氧化硫 电导滴定 

分 类 号：TQ172[化学工程—水泥工业]