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N,N-diethyldithiocarbamate complexes of niobium(IV), tantalum(V) and tungsten(IV)

✍ Scribed by J.N. Smith; T.M. Brown

Publisher
Elsevier Science
Year
1970
Weight
106 KB
Volume
6
Category
Article
ISSN
0020-1650

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Studies on Simultaneous Fluorescence-Spectrophotometric Determination of Ultratrace Niobium(V), Tantalum(V), and Zirconium(IV) Using Partial Least-Squares Algorithm
✍ Zhen-Pu Wang; Yue-Hong Qian; Guo-Song Chen; K.L. Cheng πŸ“‚ Article πŸ“… 1998 πŸ› Elsevier Science 🌐 English βš– 71 KB

In the presence of cetyltrimethylammonium bromide, a cationic surfactant, highly sensitive molecular fluorescence reactions occur between Nb(V), Ta(V), and Zr(IV) ions and morin (3, 5, 7, 2Ј, 4Ј-pentahydroxyflavone) in acidic medium to form stable ternary micellar complexes. Their ex(max) / em(max)