钼酸铵分光光度法测定废水中总磷含量的不确定度评定  

Uncertainty evaluation for determination of total phosphorus in waste water by ammonium molybdate spectrophotometry

作　　者：张烨红 Zhang Yehong(Everbright Water(Jinan)Co.Ltd,Jinan 250032,China)

机构地区：[1]光大水务(济南)有限公司,山东济南250032

出　　处：《化工管理》2020年第11期54-55,共2页Chemical Engineering Management

摘　　要：全面分析钼酸铵分光光度法测定废水中总磷含量的不确定度来源,对测量过程中的不确定度进行逐层分析和合成,采用最小二乘法对拟合曲线的不确定度进行评定。The uncertainty source of determination of total phosphorus content in waste water by ammonium molybdate spectrophotome?try was analyzed comprehensively,and the uncertainty in the measurement process was analyzed and synthesized layer by layer,and the un?certainty of fitting curve was evaluated by the least square method.

关 键 词：分光光度法 总磷 不确定度评定 废水 

分 类 号：X832[环境科学与工程—环境工程] O657.3[理学—分析化学]