The band observed at 1375cm−1 was assigned to C–N stretching or the O–H bending [38] and its shift to 1333cm−1 implicated the role of these groups in the interaction with chloroauric acid. These
The band observed at 1375cm−1 wasassigned to C–N stretching or the O–H bending [38] and its shiftto 1333cm−1 implicated the role of these groups in the interactionwith chloroauric acid. These