Biosorption of Metal Ions by Exopolysaccharide Produced by <i>Azotobacter chroococcum&

• 作 者: Bakhtiyor A. Rasulov Abulimiti
• 机 构: 1InstituteofGeneticsandPlantExperimentalBiology,2TheKeyLabora-toryofPlantResourcesandChemistryofArid
• 出 处: 环境保护(英文)
• 发表日期: 2013年9期
• 关键词: AZOTOBACTER chroococcum XU1 EXOPOLYSACCHARIDE BIOSORPTION Lead Mercury Azotobact

This paper deals with adsorption of Pb and Hg on the exopolysaccharide produced by Azotobacter chroococcum XU1. The adsorption of metal ions was significantly affected by the pH of metal solutions (Pb(NO3)2 and Hg(NO3)2), metal ions concentration and exop