The preparation of nitrohumic acid with longko lignite as start material, the synthesis principle of the coordination compounds, the reaction conditions and the properties of chemical bonds of the ...

• 主要研究了以龙口褐煤为原料制备硝基腐植酸、聚磷酸盐与微量元素配合物的原理,反应条件及配合物的化学键性质。