氮肥硫酸铁铵和硫酸亚铁铵的热分析研究  

Studied on Thermal Analysis of Nitrogenous Fertilizers Ammonium Ferric Sulfate and Ammonium Ferrous Sulfate

作　　者：宋力[1,2] 刘雪[1] 王景霞[1] 张克立[2] 

机构地区：[1]信阳师范学院化学化工学院,河南信阳464000 [2]武汉大学化学与分子科学学院,湖北武汉430072

出　　处：《上海化工》2011年第10期14-16,共3页Shanghai Chemical Industry

基　　金：国家自然科学基金资助项目(20071026)

摘　　要：合成了两种氮肥硫酸铁(M)铵(M=Fe3+,Fe2+),利用热重分析法(TG)、差示扫描量热法(DSC)、微商热重法(DTG),研究并比较了硫酸铁铵和硫酸亚铁铵在N2气氛中的热分解过程,分析确定了所含结晶水数目分别是12和6。Nitrogenous fertilizers ammonium ferric sulfate and ammonium ferrous sulfate were synthesized,the thermal decomposition of ammonium ferric sulfate and ammonium ferrous sulfate were studied in N2 by TG,DSC and DTG.The number of crystal water was confirmed and analysized,they were 12 and 6 respectively.

关 键 词：硫酸铁铵 硫酸亚铁铵 热分析 结晶水 

分 类 号：TQ441[化学工程—化学肥料工业]