Reference materials for PCB analysis: Production and certification of ten polychlorinated biphenyls in an iso-octane reference solution T. RymenS. ClarkA. S. Lindsey Original Papers Pages: 553 - 560
A neural network approach to qualitative analysis in inductively coupled plasma-atomic emission spectroscopy (ICP-AES) C. SchierleM. OttoW. Wegscheider Original Papers Pages: 561 - 565
Design and characterization of flow-through coulometric cells with porous working electrodes made of crushed vitreous carbon E. BeinrohrM. NémethG. Tölg Original Papers Pages: 566 - 575
High-performance ligand-exchange liquid chromatography (HPLEC) of aromatic amines with copper(II), nickel(II) and zinc(II) loaded chelating silica gel columns U. PyellG. Stork Original Papers Pages: 576 - 581
Analysis of organic contaminations on Si(100) by thermal desorption spectroscopy U. GöbelM. WesemannR. Schlögl Original Papers Pages: 582 - 592
Study of corrosion on copper strips by mixtures of mercaptans, sulphides and disulphides with elemental sulphur in the ASTM D-130 test by means of electron microscopy (SEM) and energy dispersive X-ray (EDX) J. MonzóJ. García-AntónJ. L. Guiñón Original Papers Pages: 593 - 596
Speciation of Sb(III) and Sb(V) by pH-control using three inorganic acids (hydrochloric, phosphoric and sulphuric) María Beatriz de la Calle-GuntiñasYolanda MadridCarmen Cámara Original Papers Pages: 597 - 599
Determination of trace amounts of molybdenum in water samples by inductively coupled plasma atomic emission spectrometry after cobalt-dithiocarbamate coprecipitation Jiang ZuchengP. Schramel Original Papers Pages: 600 - 603
Contributions to the ethyl acetate application in residue analysis H. Steinwandter Original Papers Pages: 604 - 606
A new approach to experimental data evaluation from tree ring analysis M. FerrettiR. UdistiE. Barbolani Original Papers Pages: 607 - 611
Spectrophotometric determination of kelthane using a new reagent system P. ShivhareV. K. Gupta Short Communications Pages: 612 - 612
Flotation-spectrophotometric determination of traces of phosphorus in iron, nickel, cobalt, copper and zinc using molybdate and malachite green Ming Chen Short Communications Pages: 613 - 614
Simultaneous separation of tin and bismuth from water and sea water by flotation with thionalide Susumu Nakashima Short Communications Pages: 614 - 615