Ion-chromatographic trace analysis of mercury, cadmium and zinc by post-column derivatisation with a water-soluble porphyrin Daren YanJingan ZhangGeorg Schwedt OriginalPaper Pages: 507 - 510
Spectrophotometric determination of indium(III) with the polymeric chromogenic reagent PV · FPAQ Shu -Chuan LiangEr -Le Zang OriginalPaper Pages: 511 - 513
Untersuchungen zur adsorptiven Anreicherung von Elementspuren an Adsorberharzen E. JackwerthX. G. YangC. Xu OriginalPaper Pages: 514 - 520
Study of cationization of saccharides by laser mass spectrometry Allan W. RoczkoS. Kasi ViswanadhamDavid M. Hercules OriginalPaper Pages: 521 - 526
Studies on the HPLC determination of xanthates via copper(I) xanthates and dixanthogens Chunshan ZhouAlbert BahrGeorg Schwedt OriginalPaper Pages: 527 - 533
Greater analytical accuracy through gravimetric determination of quantity Wolfgang GernandKlaus SteckenreuterGerhard Wieland OriginalPaper Pages: 534 - 539
Determination of nitrophenols in rain and snow M. AlberH. B. BöhmH. F. Schöler OriginalPaper Pages: 540 - 545
Quality assurance in pesticide residue analysis Hans-Peter ThierTjakko StijveWolfgang Specht OriginalPaper Pages: 546 - 549
Determination of tetramethrin (neo-pynamin) by differential pulse voltammetry with a carbon paste electrode modified with sepiolite Pedro HernandezJose VicenteLucas Hernandez OriginalPaper Pages: 550 - 553
Spectrophotometric determination of microquantities of frusemide using iso- and heteropolyanions of molybdenum(VI) as oxidizing agents Prodromos B. Issopoulos OriginalPaper Pages: 554 - 557
Preconcentration and determination of trace elements in fresh water by means of functional filter papers (EXPAPIER) and X-ray fluorescence spectrometry T. HonjoT. Benya Short Communication Pages: 558 - 559
1.1 Fundamentals, methods, apparatus, reagents, automation, data processing Abstracts Pages: 560 - 569