MICRODETERMINATION OF ZINC(II) IN ALLOYS AND ORES BY VISIBLE SPECTROPHOTOMETRIC TECHNIQUE USING 2,3-DICHLORO-6- (2-HYDROXYNAPHTHYLAZO)- QUINOXALINE IN PRESENCE OF MIXED SURFACTANTS

REFERENCES

• Ferreira , S.L.C. , Araujo , N.M.L. , Santos , A.B. , Dantas , A.F. and Costa , A.C.S. 1995 . Spectrophotometric Determination of Zinc in Copper-Base Alloys with TAN . Mikrochim. Acta , 118 : 123 – 129 .
   Google Scholar
• Shen , N.K. , Chu , W.T. , Chen , Z.Y. , Xiao , W.L. and Zhu , Y. 1987 . Spectrophotometric Study of the Reaction of Zinc with Cadion 2B in the Presence of Triton X-100 . Analyst , 112 ( 3 ) : 301 – 304 .
   Web of Science ®Google Scholar
• Richter , P. , Toral , M.I. , Tapia , A.E. and Fuenzolida , E. 1997 . Flow Injection Photometric Determination of Zinc and Copper with Zincon Based on the Variation of the Stability of the Complexes with pH . Analyst , 122 ( 10 ) : 1045 – 1048 .
   PubMed Web of Science ®Google Scholar
• Lampugnani , L. , Maccheroni , M. , Rotunno , T. and Zamboni , R.A. 1990 . Simple Colori-metric Method for the Zinc Assay in Blood . Anal. Lett. , 23 ( 9 ) : 1665 – 1683 .
   Web of Science ®Google Scholar
• Abdel-Latif , M.S. 1994 . Direct Determination of Zinc Using Dithizone in Micellar Solution . Anal. Lett. , 27 ( 12 ) : 2341 – 2353 .
   Web of Science ®Google Scholar
• Amin , A.S. 1994 . Spectrophotometric Determination of Zinc in Pharmaceutical Samples with Some Salicylic Azo Compounds . Anal. Lett. , 27 ( 1 ) : 95 – 102 .
   Web of Science ®Google Scholar
• Non , Z. , Xiang , G.Y. , Ren , L.Z. and Yong , C.W. 1989 . Spectrophotometric Determination of Zinc with Hydrazidazol in the Presence of Triton X-100 and Its Application in Metal Analysis . Talanta , 36 ( 7 ) : 739 – 742 .
   PubMed Web of Science ®Google Scholar
• Saran , R. and Baishya , N.K. 1997 . Spectrophotometric Determination of Uranium with 5-(2-Carboxyphenylazo)-8-quinoline in the Non-Ionic Micellar Medium of Triton X-100 . J. Radioanal. Nucl. Chem. , 220 ( 2 ) : 217 – 221 .
   Web of Science ®Google Scholar
• El-Sayed , A.Y. 1998 . Zero-Crossing Derivative Spectophotometric Determination of Mercury(II) and Palladium(II) with 5-(3,4-Methoxyhydroxyphenylmethylene)-2-thioxo-1,3-thiazolidine and Cetyltrimethyl-ammonium Bromide . Anal. Lett. , 31 ( 11 ) : 1905 – 1916 .
   Google Scholar
• Feng , Y.L. and Kuang , D.Z. 1998 . Colour Reaction of Cd(II)-Salicylfluorone (SAF)-dodecyldimethylbenzylammonium Bromide. (DDMAB) and Its Applications . Lihua Jianyan, Huaxue Fence , 34 ( 8 ) : 362 – 363 .
   Google Scholar
• Manouri , O.C. , Papadimas , N.D. , Salta , S.E. , Ragos , G.C. , Demertzis , M.A. and Issopoulos , P.B. 1998 . Three Approaches to the Analysis of Zinc(II) in Pharmaceutical Formulations by Means of Different Spectrophotometric Methods . Farmaco , 53 ( 8–9 ) : 563 – 569 .
   Google Scholar
• Gorenshtein , L.I. and Sukhan , V.V. 1999 . Interactions in the System Uranium (IV) Bromo-Pyrogallol Red-Nonionic Surfactant-Cationic Reagent. Spectrophotometric Determination of the OP-10 Surfactant and Uranium (VI) Without Preliminary Extraction . J. Anal. Chem. , 54 ( 5 ) : 418 – 420 .
   Web of Science ®Google Scholar
• Garg , B.S. , Bhojak , N. , Bist , J.S. and Singh , B.K. 1999 . Micellar Spectrofluorimetric Determination of Zinc(II) with N-(2′-Pyridyl)-2-hydroxybenzamide . Indian J. Chem. , 38 ( 4 ) : 392 – 394 .
   Google Scholar
• Watanabe , K. , Miyamoto , H. and Itagaki , M. 1999 . Determination of Zinc(II) Using the Micellar Enhanced Chemiluminescence of 1,10-Phenanthroline . Bunseki Kagaku , 48 ( 7 ) : 705 – 710 .
   Web of Science ®Google Scholar
• Yong , W.F. , Chen , W.R. , Hsu , C.G. and Wang , W. 1992 . Spectrophotometric Study of the Reaction of Zinc with o-Hydroxybenzenediazoaminoazobenzene and Its Application . Talanta , 39 ( 2 ) : 187 – 190 .
   PubMed Web of Science ®Google Scholar
• Amin , A.S. 2000 . Colorimetric Determination of Microamounts of Sc3+ with 2,3-Dichloro-6-(3-carboxy-2-hydroxy-1-naphthylazo)quinoxaline and Cetyltrimethyl-ammonium Bromide . J. Saudi Chem. Soc. , 4 ( 2 ) : 129 – 136 .
   Google Scholar
• Amin , A.S. 2001 . Spectrophotometric Determination of Cd2+ Using Thiazolylazo Chromogenic Reagents in the Presence of Triton X-100; Application in Environmental Samples . Anal. Lett. , 34 ( 1 )
   Web of Science ®Google Scholar
• Amin , A.S. and El-Sayed , G.O. 2001 . Colorimetric Determination of Submicrogram Amount of Mercury(II) with Some Quinoxaline Azo Compounds in Presence of Anionic Surfactant . Monatsch , 123
   Google Scholar
• Amin , A.S. 2001 . Synthesis of Some Thiazolylazo Compounds and Their Application to the Spectrophotometric Determination of Nickel . Quim. Anal. , 20
   Google Scholar
• Amin , A.S. 2000 . The Surfactant-Sensitized Analytical Reaction of Niobium with Some Thiazolylazo Compounds . Microchem. J. , 65 : 261 – 267 .
   Web of Science ®Google Scholar
• Amin , A.S. , Shakra , S. and Abdalla , A.A. 1994 . 2,3-Dichloro-6-(3-carboxy-2-hydroxy-1-naphthylazo)quinoxaline as an Analytical Reagent for the Spectrophotometric Determination of Microamount of Gold(III) . Bull. Chem. Soc. Jpn. , 67 ( 5 ) : 1286 – 1289 .
   Web of Science ®Google Scholar
• Britton , H.T.S. 1952 . Hydrogen Ions, , 4th Edn. 1168 London : Chapman and Hall .
   Google Scholar
• IUPAC . 1981 . Compendium of Analytical Nomenclature Definitive Rules Edited by: Irving , H.M.N.H. , Freiser , H. and West , T.S. Oxford : Pergamon Press .
   Google Scholar
• Miller , J.C. and Miller , J.M. 1993 . Statistics in Analytical Chemistry, , 3rd Edn. 567 Chichester, , UK : Horwood .
   Google Scholar
• Zhe , T. and Wu , S.S. 1984 . Spectrophotometric Determination of Zinc with 2-(3,5-Dibromo-2-pyridylazo)-5-diethylaminophenol in the Presence of Anionic Surfactant . Talanta , 31 ( 8 ) : 624 – 626 .
   PubMed Web of Science ®Google Scholar
• American Public Health Association . 1976 . “ American Water Works Association and Control Federation ” . In Standard Methods for the Examination of Water and Waste-Water 38 DC
   Google Scholar