介绍了立德粉生产中的副产物废铅泥、含锌镉渣、钡渣及生产废水的若干种综合利用方法及其原理、特点和效果。
The principles, features and effects of the methods for the utilization of by-products, such as waste lead mud, zinc-contained cadmium dregs, barium dregs and waste water are introduced.
首先，用批量平衡法开展了镉在砂质壤土、壤质砂土和粉壤土中的吸附特性的试验研究，获得吸附常数；
First, to characterize the adsorption property of cadmium, cadmium adsorption isotherms in soils were determined by the batch experiment, and the adsorption parameters were obtained;
用下表所列的方法检测，ARASCO粉不含下列重金属，如铅、汞、镉及砷。
Powder is free of detectable amounts of the following heavy metals, lead, mercury, cadmium and arsenic using the methods stated in the table below.
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