一种痕迹重金属含量测定的试剂，在利用阳极溶出伏安法进行测定之前，置换出样品中所含的重金属离子。
It is a reagent for measuring the marked heavy metal component, which substitute the containing heavy metal ion in the sample before using the method of anodic stripping voltammetry for measuring.
方法：用HPLC色谱法对河南不同产地金银花进行绿原酸的含量测定，并对其灰分、酸不溶灰分、砷盐及重金属进行检测。
Methods: Flos Lonicerae from various areas of Henan province in its content of chlorogenic acid, ash, acid-insoluble ash, arsenate and heavy metals was determined with HPLC.
通过测定土壤样品的重金属含量，调查了上海七宝镇污染水系两侧与上海宝钢集团厂区的重金属污染状况。
In this paper, the stream Banks nearby Qibao town and the factory area of Shanghai Baoshan Steel Company were selected as the typical areas contaminated by heavy metals.
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