the absorption peaks at 272 and 384 nm gradually decreased while two new peaks at 286 and 466 nm appeared with two clear isosbestic points at 278 and 425 nm, respectively. This indicates the clean formation of a 1-Al3þ complex.
the absorption peaks at 272 and 384 nm graduallydecreased while two new peaks at 286 and 466 nm appeared withtwo clear isosbestic points at 278 and 425 nm, respectively. Thisindicates the clean formation of a 1-Al3þ complex.