The mechanism of the Cu 2+ enriching process by chitosan as a flocculant chelatingcompound has been studied through morphological observation by AFM in noncontact mode.
用原子力显微镜对自然风干后的壳聚糖絮凝剂富集铜离子后的样品在非接触模式下进行观察。
2
The present situation of chelating agents research according to compound classification in introduced.
对当前螯合剂的研究现状，按化合物类别作了介绍。
3
A chelating agent which forms an easily water-soluble metal chelated compound such as nitrilotriacetate (NTA) or ethylene diamine tetraacetate (EDTA) is incorporated in a detergent composition.