Free cupric ions in contaminated agricultural soils around a copper mine in eastern Nanjing City, China


LUO Xiao-san , ZHOU Dong-mei , WANG Yu-jun

DOI:

Received November 09, 2005,Revised February 27, 2006, Accepted , Available online

Volume 18,2006,Pages 927-931

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To determine the environmental free metal ion activity was a recent hot issue. A method to measure low-level free cupric ion activity in soil solution extracted with 0.01 mol/L KNO3 was developed by using cupric ion-selective electrode (ISE) an

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