Zobrazeno 1 - 10
of 44
pro vyhledávání: '"Leo K. Yanowski"'
Publikováno v:
Mikrochemie Vereinigt mit Mikrochimica Acta. 40:285-300
On October 10, 11 and 13, 1952, there took place in Buenos Aires, the Second Session in microchemistry in Argentina. There were four sections. In the section of organic and biological micro-analysis 13 papers were presented, in the section of inorgan
Autor:
Walter A. Hynes, Leo K. Yanowski
Publikováno v:
Mikrochemie. 25:57-60
The following anions gave characteristic crystalline reaction products with the xanthocobaltic chloride: bifluoride, chromate, dithionate, oxalate, phosphomolybdate, tartrate and thiosulfate. The crystals obtained with bifluoride, chromate, dithionat
Autor:
Walter A. Hynes, Leo K. Yanowski
Publikováno v:
Mikrochemie Vereinigt mit Mikrochimica Acta. 29:1-21
Publikováno v:
Mikrochemie Vereinigt mit Mikrochimica Acta. 38:466-470
In view of the limiting concentrations listed in Table III, the authors recommend the use of potassium tri-oxalatoferrate (III) as a reagent for cobaltous ion. Nickel does not interfere with this test. The other tests listed are not recommended becau
Autor:
Walter A. Hynes, Leo K. Yanowski
Publikováno v:
Mikrochemie Vereinigt mit Mikrochimica Acta. 29:265-268
Publikováno v:
Mikrochemie Vereinigt mit Mikrochimica Acta. 35:238-241
The following ions: Cu++, Ag+, Hg2++, Hg++, PtCl6−-, Pd++, Au+++ in acid solution, produced insoluble compounds with an aqueous solution of potassium dicyanoguanidine. Ferric ion produced a red coloration with the same reagent. The results obtained
Autor:
Leo K. Yanowski
Publikováno v:
Microchemical Journal. 7:1-4
Publikováno v:
Mikrochemie. 21:102-115
Autor:
Leo K. Yanowski
Publikováno v:
Mikrochimica Acta. 44:1858-1863
Publikováno v:
Mikrochemie Vereinigt mit Mikrochimica Acta. 35:160-163
Empirical trials were performed to test the suitability of three detergents, Versene, Tergitol 7, and Solvadine K as reagents in spot analysis. Versene gives a specific test for gold, which was found quite reliable and simpler than most of the other