干煤棒、沤化煤中腐植酸钠分析方法改进  

Improvement of Analysis Method for Sodium Humate in Dry Coal Rod and Retting Coal

作　　者：涂青 Tu Qing(Yunnan Yuntianhua Red Phosphorus Chemical Co.,Ltd.,Kaiyuan 661699,China)

机构地区：[1]云南云天化红磷化工有限公司,云南开远661699

出　　处：《云南化工》2024年第6期82-84,共3页Yunnan Chemical Technology

摘　　要：采用超声波快速溶样法对干煤棒、沤化煤中腐植酸钠进行抽提。结果显示此方法使制样时间由原来2 h缩短至不足20 min,结果误差在允许范围。方法简便、快速,是一种准确可靠提高分析效率的检测分析方法。Sodium humate in dry coal rods and digested coal is extracted using ultrasonic rapid dissolution method.This analysis method not only shortens the sampling time from 2 h to less than 20 min,which the error is within the allowable range,but also is simple and fast.It is an accurate and reliable detection and analysis method that improves analysis efficiency.

关 键 词：干煤棒 腐植酸钠 分析提取 超声波 

分 类 号：O657[理学—分析化学]