Application of chemometrics methods for the estimation of heavy metals contamination in river sedime

• 作 者: WANGYa-wei YUANChun-gang JINXi
• 机 构: StateKeyLaboratoryofEnvironmentalChemistryandEcotoxicology
• 出 处: 环境科学学报：英文版
• 发表日期: 2005年4期
• 关键词: 化学计量法 重金属污染 浓度评估 河流沉积 speciation heavy metal principal component analysis
• 基金项目: 国家重点基础研究发展计划(973计划)，中国科学院资助项目

The concentration and speciation of six heavy metals in sediments of eight sampling sites of Haihe River were investigated. The metals, namely Cd, Cu, Co, Ni, Mn and Pb were considered. By using sequential extraction(SE), the total metals were divided int