Differential-Pulsvoltammetrie und cyklische Voltammetrie von Phenolsäuren Gerhard SontagKarl Kral OriginalPaper Pages: 317 - 336
Spektrophotometrische Bestimmung von L-Askorbinsäure mit 2,2',5,5'-Tetra-(4-nitrophenyl)-3,3'-(3,3'-dimethoxy-4, 4'-biphenyl)-ditetrazoliumchlorid (TNBT) P. Wassileva-AlexandrovaA. Nejtscheva OriginalPaper Pages: 337 - 342
Determination of carbon, hydrogen and nitrogen in liquid samples without weighing V. RezlJitka UhdeováJiří Bursa OriginalPaper Pages: 343 - 348
Stannic oxide as a combustion aid in elemental analysis for carbon, hydrogen and nitrogen V. RezlJitka Uhdeová OriginalPaper Pages: 349 - 354
Fluorimetrische Bestimmung tertiärer Amine mittels Ionenpaarextraktion mit Acridon-2-sulfonsäure G. GübitzG. Amann OriginalPaper Pages: 355 - 364
Removal of trace quantities of cadmium from aqueous iodide solutions by ion flotation Curtis W. McDonaldAbbas Danaie OriginalPaper Pages: 365 - 372
Potentiometric microtitration of anions with cetyltrimethylammonium bromide Walter Selig OriginalPaper Pages: 373 - 381
Elementaranalyse phosphororganischer Verbindungen. VIII J. BinkowskiE. Leśniak OriginalPaper Pages: 383 - 387
The identification of anthocyanins by pyrolysis mass spectrometry and pyrolysis-GC/MS M. D. MüllerW. Simon OriginalPaper Pages: 389 - 396
N-acetyl-N'-salicyl hydrazine as a reagent for industrial analysis of titanium in ores and minerals S. R. TewariS. K. BajpaiD. Prakash OriginalPaper Pages: 397 - 402
The spectrophotometric determination of copper with disodium 3-hydroxy-4-[(6-methyl-2-pyridyl)azo]-2,7-naphthalenedisulfonate N-oxide P. W. BeaupréW. J. HollandR. J. Thibert OriginalPaper Pages: 403 - 409
Effect of organic solvents and their dielectric constants on ion selective electrode potential Sunetra N. Kar ChaudhariK. L. Cheng OriginalPaper Pages: 411 - 420
Studies on the formation of polyion complexes by means of colloid titration method Takashi Korenaga OriginalPaper Pages: 421 - 431
Pyridine ketoximes as analytical reagents. XX P. W. BeaupréW. J. Holland OriginalPaper Pages: 433 - 436
Potentiometric microtitration of anions with quaternary ammonium halides Walter Selig OriginalPaper Pages: 437 - 445
Application of alternating current stripping voltammetry to the determination of antimony in natural waters Giovanni PiccardiRoberto Udisti OriginalPaper Pages: 447 - 454
Determination of thiocyanate at the P. p. m. level in waters using an ion-selective electrode with liquid membrane: An automated procedure Takashi Korenaga OriginalPaper Pages: 455 - 466
Bestimmung des Kupfergehaltes und der Kupfersorption von Teichböden durch Wechselstrom-Polarographie Gustav BöhmGerald Kainz OriginalPaper Pages: 467 - 478
The spectrophotometric determination of palladium with 2,2'-diquinolylketone-2″-pyridylhydrazone P. W. BeaupréW. J. HollandR. A. Sieler OriginalPaper Pages: 479 - 485
Determination of traces of silver in lead microsamples after separation with dithizone suspension: Application of ultrasonics Atsushi MizuikeMasataka HiraideSusumu Kawakubo OriginalPaper Pages: 487 - 492
Spectrophotometric studies on complexes of Co(II), Ni(II) and Cu(II) with benzimidazolylazo derivatives M. M. KhaterY. M. IssaF. A. A. El-Seify OriginalPaper Pages: 501 - 506
Sensitive spectrophotometric determination of gallium with eriochrome Cyanine R and cetyltrimethylammonium ions Zygmunt MarczenkoHelena Kalowska OriginalPaper Pages: 507 - 514
Liquid-liquid extraction of ferric thiocyanate with hexamethyl phosphoramide: Direct spectrophotometric determination in the organic phase R. P. ChowdhuryB. K. PalB. K. Mitra OriginalPaper Pages: 515 - 522