An indirect spectrophotometric method based on the complexation of copper with insecticides was investigated. The method was checked for its percent recovery of insecticides in various fruits like plums, apricots and grapes. The recovery of the method was found to be 94%. The method was also applied for malathion residue determination in selected fruits. Limit of detection of the method was investigated and was found to be 0.2-mu-g/ml.
JASMIN SHAH ,M RASUL JAN ,
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