by elemental analyses, IR and 1H NMR spectroscopies. They are

resulted from proton transfer between pyridine 3,5 dicarboxylic acid and 9-amino acridine and then

adding of metallic salts such as cobaltII acetate and nickelII chloride lead...

Environmental pollution by heavy metals poses a great threat to human health. Nickel is a

known hepatotoxic, neurotoxic, reproductive toxic, pulmonary toxic and carcinogenic

agent [1, 2]. There are different methods to remove heavy...