
Keywords: طیف سنجی همبستگی چند باند هترونیکی هسته ای; COSY; correlation spectroscopy; DDW; double de-ionized water; GSH; glutathione; HESI; heated electro spray ionization; HMBC; heteronuclear multiple-bond correlation spectroscopy; HMQC; heteronuclear multiple-quantum correlation spectroscopy; LOD; limit of