TY - BOOK AU - Mai Elsayed Hussein Sadek AU - Gehad Genidy Mohamed , AU - Mahmoud Sabry Eizk , TI - Extraction and spectrophotometric determination of Fe (III), Cu (II) and Cd (II) ions in different water sources / PY - 2013/// CY - Cairo : PB - Mai Elsayed Hussein Sadek , KW - Fe (III)and Cd (II) KW - PHR,EBT,TZ Cu(II) KW - Spectrophotometry N1 - Thesis (Ph.D.) - Cairo University - Faculty of Science - Department of Analytical Chemistry; Issued also as CD N2 - The aim of the present thesis is to find a non time consuming, cheap and reliable spectrophotometric procedures using commercially available and cheap spectrophotometric reagents for the determination of Cu(II), Fe(III), and Cd(II) ions. the methods are based on the formation of coloured ternary complexes and improved using a cationic surfactant, cety1 trimethy1 ammonium bromide (CTAB) ER -