Long-term stability of sulfur dioxide permeation tube standard reference materials G. D. MitchellW. D. DorkoP. A. Johnson Original Papers Pages: 229 - 233
Speciation of Cr(VI)/Cr(III) by electrothermal atomisation AAS after electrodeposition on a L'vov platform Juan C. VidalJosé M. SanzJuan R. Castillo Original Papers Pages: 234 - 241
Systematic investigation of aluminium interferences with the alkaline earths in flame atomic absorption spectrometry Werner Luecke Original Papers Pages: 242 - 246
Effect of tetraalkylammonium salt on the retention of metal chelates in reversed phase-high performance liquid chromatography Jun'ichiro Miura Original Papers Pages: 247 - 251
Separation and preconcentration of traces of gallium, titanium and zirconium by means of a new chelating resin containing pyrocatechol violet as functional group Xing-Yin LuoZhi-Xing SuXi-Jun Chang Original Papers Pages: 252 - 255
Determination of nitrite as pentafluorobenzyl derivative by RP-HPLC and UV detection with and without ion-pair extraction Dimitrios TsikasJürgen C. Frölich Original Papers Pages: 256 - 260
Trace characterisation of lithium niobate by neutron activation analysis R. VermaJ. ArunachalamM. K. Gupta Original Papers Pages: 261 - 264
Determination of Cu3+, Bi5+ and Pb4+ in high Tc superconducting oxides by Cl2 generation, or by O2 together with Cl2 generation Michiko NamikiKichinosuke Hirokawa Original Papers Pages: 265 - 268
Comparison of dissolution procedures for the determination of cadmium and lead in plastics A. VollrathT. OtzH. G. Seiler Original Papers Pages: 269 - 274
Differential pulse polarography and voltammetry of di-2-pyridyl ketone benzoylhydrazone M. M. KamalA. Z. Abu ZuhriM. M. Hannoun Original Papers Pages: 275 - 278
HPLC preparation of nitrate from ice cores for mass spectrometric 15N/14N measurements P. BordatH. D. FreyerT. Vissac Original Papers Pages: 279 - 282
Occurrence of the sulphur analogue of octachlorodibenzo-p-dioxin in the environment and investigations on its potential source Thomas BenzHanspaul HagenmaierJianwen She Original Papers Pages: 286 - 291
Highly sensitive spectrophotometric determination of osmium(VIII) with pyrogallolphthalein and hydrogen peroxide in the presence of Brij 35 Itsuo MoriYoshikazu FujitaYoko Takeuchi Short Communications Pages: 292 - 294
Micellar chromatographic separation of vanadium(V) chelate with 2-(2-thiazolylazo)-5-dimethylaminophenol Jun'ichiro Miura Short Communications Pages: 294 - 295