This paper introduces some methods for recovering chromium from chrome tanning waste water,compares the merits and demerits of these methods ,and analyses their economic benefit. 文章介绍了回收铬鞣液中铬的几种方法,并对这几种方法的优缺点及其经济效益进行了分析比较。
Three schemes of glucosed-reduced chrome tan Liquor recycling in pickling-tanning sys tem were studied by means of IEC and GRC methods. 本文采用离子交换色谱法和凝胶过滤色谱法对三种方案的葡萄糖还原铬鞣液浸酸铬循环废液进行了研究。