半微量法测定复混肥中氮含量及其不确定度评价  

Determination of Nitrogen Content in Compound Fertilizer by Semi-micro Method and Its Uncertainty Evaluation

作　　者：王成军 陈默 顾伟杰 Wang Chengjun;Chen Mo;Gu Weijie(Binhai County Comprehensive Inspection and Testing Center,Yancheng,Jiangsu 224500,China)

机构地区：[1]滨海县综合检验检测中心,江苏盐城224500

出　　处：《云南化工》2018年第11期81-82,85,共3页Yunnan Chemical Technology

摘　　要：近年来复混肥的监督检验工作日益得到加强,产品检验工作量不断增加,对复混肥进行快速检验已成为必要。基于复混肥的氮含量是评价其质量的重要指标,对可用于复混肥中氮含量进行快捷测定的简便方法进行了研究,并评价其测量不确定度。In recent years,the supervision and inspection work of compound fertilizer has been strengthened day by day,and the workload of product inspection has been increasing.It has become necessary to carry out rapid inspection of compound fertilizer.Based on the nitrogen content of compound fertilizer is an important index to evaluate its quality.The paper mainly studies the simple method of rapid determination of nitrogen content in compound fertilizer,and evaluates its measurement uncertainty.

关 键 词：半微量 氮含量 不确定度 

分 类 号：P59[天文地球—地球化学]