F
Fritz Feigl
Researcher at Ministry of Agriculture
Publications - 89
Citations - 716
Fritz Feigl is an academic researcher from Ministry of Agriculture. The author has contributed to research in topics: Spot analysis & Cyanide. The author has an hindex of 11, co-authored 89 publications receiving 704 citations.
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Nachweis von organischen Oxydantien in der Tüpfelanalyse
Fritz Feigl,R. A. Rosell +1 more
TL;DR: In this paper, N-Brom-(Chlor)-succinimid reagiert mit alkalischen TlI-Salzlosungen unter Bildung von braunem Tl O(OH), das einen selektiven Nachweis dieser Verbindungen ermoglicht.
Journal ArticleDOI
Nachweis von Kohlenstoff in der Tüpfelanalyse
Fritz Feigl,D. Goldstein +1 more
TL;DR: The erreichbaren erfassungsgrenzen (auf Kohlenstoff bezogen) liegen zwischen 0.5 and 8μg as mentioned in this paper.
Journal ArticleDOI
A selective spot test for isatin
Fritz Feigl,D. Goldstein +1 more
TL;DR: Isatin may be detected by conversion to isatin-β-4-nitrophenylhydrazone and reaction of the product with magnesium hydroxide to give a blue precipitate as discussed by the authors.