Zobrazeno 1 - 10
of 25
pro vyhledávání: '"Lj. Marić"'
Publikováno v:
Inorganica Chimica Acta. 271:239-242
Reactions of the complexes [M 6 X 12 (C 2 H 5 OH) 6 ]X 2 (MNb, Ta; XCl, Br) with N , N -dimethylformamide afforded a new series of clusters of the composition [M 6 X 12 (C 3 H 7 NO) 6 ]X 2 . These microcrystalline substances are not isotypic wi
Autor:
Lj. MARIĆ
Publikováno v:
Sveta Cecilija : časopis za sakralnu glazbu
Volume 78
Issue 3/4
Volume 78
Issue 3/4
Publikováno v:
Croatica Chemica Acta
Volume 63
Issue 2
Volume 63
Issue 2
The extraction of palladium(II) as a red camples with 4-(2- -thiazolylazo)resarciinol (TAR = H2R) by tetraphenylphasphanium chloride in chloroform was studied. Quantitative extraction was achieved in the pH region between 2 and 10. By extraction at p
Publikováno v:
Analytica Chimica Acta. 79:265-272
An extraction-visible spectrophotometric method for the determination of tetraphenylarsonium salts is described. The method is based on the extraction of the ion-pair formed between the tetraphenylarsonium cation and the anionic vanadium(V)– 4-(2-p
Publikováno v:
Analytica Chimica Acta. 75:101-109
Complex species involved in the spectrophotometric determination of cobalt with 4-(2-pyridylazo)resorcinol (PAR = H 2 R) were studied in solution and in the solid state. An anionic [Co(III)R 2 ] - species was extracted from aqueous solution in chloro
Publikováno v:
Journal of Inorganic and Nuclear Chemistry. 43:3357-3361
The complex species of cobalt formed with 4-(2-thiazolylazo)resorcinol (TAR = H 2 Tar) in aqueous solution at pH 6–8 can be efficiently extracted by tetraphenylarsonium- and tetraphenylphosphonium chloride in chloroform and similar chlorinated solv
Publikováno v:
Microchemical Journal. 21:129-134
A rapid titrimetric method for the determination of phosphorus in organic compounds and their metal complexes is described. It is based on the precipitation of silver phosphate, after the decomposition of samples by the oxygen-flask combustion. The p
Publikováno v:
Microchemical Journal. 24:536-544
Extraction of vanadium-4-(2-thiazolylazo)resorcinol complexes by quaternary salts such as triphenylmethylarsonium iodide, tetraphenylarsonium chloride, and tetraphenylphosphonium chloride has been studied. Quantitative extraction is achieved with tet
Publikováno v:
Fresenius' Zeitschrift für Analytische Chemie. 276:371-375
Das empfindliche und relativ einfache Verfahren beruht auf der Extraktion des Tetraphenylphosphonium-Kations mit dem Vanadium(V)-4-(2-pyridylazo)-resorcin-Komplex und Absorptionsmessung der gefarbten organischen Phase bei 560 nm (molarer Extinktionsk
Publikováno v:
Microchemical Journal. 20:483-491
An extraction-visible spectrophotometric method for determination of nitrate is described. The method is based on the extraction of nitrate with tetraphenylphosphonium chloride and the exchange of the nitrate in the colorless Ph4P-NO3 extract by inte