摘要
本文研究了用硫化钠作沉淀剂回收并重新利用分析化学实验中Pb2+、Bi3+废液的方法,该法操作简便、成本低廉、回收率高等特点。
The article studies the way that recycles and uses again Pb^2+、Bi^3+ of analytical experiment regarding Na2S as sediment.this way is simple and convenient in operation and cheap in cost, through this the rate of recycling Bi^3+ can Reach 94.28% and the rate of Pb^2+recycling 97.17%.
出处
《齐齐哈尔大学学报(自然科学版)》
2008年第2期40-41,共2页
Journal of Qiqihar University(Natural Science Edition)
关键词
铅
铋
回收
lead
bismuth
recycles