Weathering Phenomena on Naturally Weathered Potash-Lime-Silica-Glass with Medieval Composition Studied by Secondary Electron Microscopy and Energy Dispersive Microanalysis Gebhard WoisetschlägerMyriam DutzManfred Schreiner Pages: 121 - 130
Local Ions Distribution Inhomogeneities in Polymer Based Light Emitting Cells Martin GritschHerbert HutterStefan Tasch Pages: 131 - 137
Comparison of the Efficiency of the One and Two-Step Process for the Production of BSCCO (2212) Powders by Means of Analytical Techniques Maria Ochsenkühn-PetropoulouRachel ArgyropoulouKlaus-Michael Ochsenkühn Pages: 139 - 146
Differential-Pulse Polarographic Determination of Some N-Substituted Phenothiazine Derivatives in Dosage Forms and Urine Through Treatment with Nitrous Acid Fathalla BelalSaadia M. El-AshryDina T. El-Sherbeny Pages: 147 - 154
Kinetic Spectrophotometric Determination of Oxalic Acid Based on the Catalytic Oxidation of Bromophenol Blue by Dichromate Xiao-Qin XuZhi-Qi Zhang Pages: 169 - 172
Selective Indicator Reaction for Kinetic Determination of Traces of Manganese(II), Ribavirin and Tiazofurin Gordana A. MilovanovićMira M. ČakarMilan Jokanović Pages: 173 - 178
Automatic Stepwise Potentiometric Titration in a Monosegmented Flow System Eduardo P. BorgesPatrícia B. MartelliBoaventura F. Reis Pages: 179 - 184
New and Sensitive Method for the Spectrophotometric Determination of Certain Tricyclic Antidepressants Padmarajiah NagarajaMohammed Fawaz SilwadiAkheel Ahmed Syed Pages: 185 - 189
Spectrophotometric Determination of Some Phenolic Antibiotics in Dosage Forms Saadia M. El-AshryFathalla BelalDalia R. El Wasseef Pages: 191 - 196
Spectrophotometric Determination of Trace Amounts of Vanadium Based on its Catalytic Effect on the Reaction of Diphenylamine and Hydrogen Peroxide Theodosios S. SikalosYannis M. ArabatzisMiltiades I. Karayannis Pages: 197 - 201