Investigation and analytical application of the. beta. -type chelate of lanthanoids with chlorophosphonazo III
Journal Article
·
· Anal. Lett.; (United States)
The color-reaction of chlorophosphonazo III (CPA III) with lanthanide ions has been studied. It is found that under optimum conditions a light and heavy rare earth binuclear chelate with CPA III, of which the ratio of the metals to CPA III is 1:1:3, can be formed and used for determination of trace amounts of light rare earths in the presence of heavy rare earths. The molar absorptivity maximum of the chelate is 5 x 10/sup 5/ 1 mol/sup -1/ cm/sup -1/. 3 references, 8 figures.
- Research Organization:
- Northwestern Normal College, Lanzhou, China
- OSTI ID:
- 6445337
- Journal Information:
- Anal. Lett.; (United States), Journal Name: Anal. Lett.; (United States) Vol. 18:A12; ISSN ANALB
- Country of Publication:
- United States
- Language:
- English
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PHOTOMETRIC DETERMINATION OF SCANDIUM BY CHLOROPHOSPHONAZO III IN WOLFRAMITE
APPLICATIONS OF CHLOROPHOSPHONAZO (III) IN PHOTOMETRIC DETERMINATION OF PENTAVALENT ACTINIDE ELEMENTS. I. DETERMINATION OF NEPTUNIUM
Journal Article
·
Thu Nov 30 23:00:00 EST 1995
· Analytical Letters
·
OSTI ID:270512
PHOTOMETRIC DETERMINATION OF SCANDIUM BY CHLOROPHOSPHONAZO III IN WOLFRAMITE
Journal Article
·
Mon Jul 01 00:00:00 EDT 1963
· Vestn. Mosk. Univ., Ser. II, Khim.
·
OSTI ID:4160458
APPLICATIONS OF CHLOROPHOSPHONAZO (III) IN PHOTOMETRIC DETERMINATION OF PENTAVALENT ACTINIDE ELEMENTS. I. DETERMINATION OF NEPTUNIUM
Journal Article
·
Sun Dec 31 23:00:00 EST 1961
· Radiokhimiya (U.S.S.R.) For English translation see Sov. Radiochem. (Engl. Transl.)
·
OSTI ID:4723488
Related Subjects
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400102 -- Chemical & Spectral Procedures
400104* -- Spectral Procedures-- (-1987)
ABSORPTION SPECTROSCOPY
AZO COMPOUNDS
CERIUM
CHELATES
CHEMICAL ANALYSIS
CHLORINE COMPOUNDS
COMPLEXES
DATA
ELEMENTS
ERBIUM
EUROPIUM
EXPERIMENTAL DATA
GADOLINIUM
HALOGEN COMPOUNDS
INFORMATION
LANTHANUM
METALS
NEODYMIUM
NUMERICAL DATA
ORGANIC COMPOUNDS
ORGANIC NITROGEN COMPOUNDS
PH VALUE
PHOSPHORUS COMPOUNDS
PRASEODYMIUM
QUANTITATIVE CHEMICAL ANALYSIS
RARE EARTHS
SAMARIUM
SPECTROSCOPY
STABILITY
THULIUM
YTTERBIUM
400102 -- Chemical & Spectral Procedures
400104* -- Spectral Procedures-- (-1987)
ABSORPTION SPECTROSCOPY
AZO COMPOUNDS
CERIUM
CHELATES
CHEMICAL ANALYSIS
CHLORINE COMPOUNDS
COMPLEXES
DATA
ELEMENTS
ERBIUM
EUROPIUM
EXPERIMENTAL DATA
GADOLINIUM
HALOGEN COMPOUNDS
INFORMATION
LANTHANUM
METALS
NEODYMIUM
NUMERICAL DATA
ORGANIC COMPOUNDS
ORGANIC NITROGEN COMPOUNDS
PH VALUE
PHOSPHORUS COMPOUNDS
PRASEODYMIUM
QUANTITATIVE CHEMICAL ANALYSIS
RARE EARTHS
SAMARIUM
SPECTROSCOPY
STABILITY
THULIUM
YTTERBIUM