Disclosed are immobilized dimercapto succinate compounds (immobilized dithiol compounds), a method to synthesize these immobilized dithiol compounds, and a method of using the immobilized dithiol compounds to remove metals, such as lead, cadmium and mercury from an aqueous solution. Also disclosed are immobilized mono- and tren-citrate compounds (immobilized citrate compounds), a method to synthesize these solid-supported compounds, and a method of using the immobilized citrate compounds to remove trivalent metals, such as iron and aluminum from an aqueous solution.
本文披露了固定化二
巯基琥珀酸酯化合物(固定化二
硫醇化合物),一种合成这些固定化二
硫醇化合物的方法,以及一种利用这些固定化二
硫醇化合物从
水溶液中去除
铅、
镉和
汞等
金属的方法。还披露了固定化单和
三羧酸盐化合物(固定化
柠檬酸盐化合物),一种合成这些固体支持化合物的方法,以及一种利用这些固定化
柠檬酸盐化合物从
水溶液中去除三价
金属,如
铁和
铝的方法。