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Analysis of EDTA and DTPA

Talanta, 1997
In this paper, analytical techniques for the determination of ethylenediaminetetraacetic acid (EDTA) and diethylenetriaminepentaacetic acid (DTPA) are reviewed. These compounds, especially EDTA, are used as metal chelating agents in several industries. As they are likely to be poorly degraded in waste water treatment plants, significant amounts of EDTA
Mika Sillanpää
exaly   +3 more sources

Stability of DTPA and iron(III)-DTPA under laboratory ecotoxicological conditions

Water Research, 1999
Abstract The present study assessed the stability of uncomplexed DTPA and Fe(III)-DTPA over 24 h, under experimental conditions similar to those previously used to assess the aquatic toxicity of DTPA and Fe(III)-DTPA (MS synthetic medium, 20°C; wet laboratory water (WLW), 25°C).
R.A van Dam   +3 more
exaly   +2 more sources

The relaxivity of Gd-EOB-DTPA and Gd-DTPA in liver and kidney of the Wistar rat

Magnetic Resonance Imaging, 1996
The NMR relaxivities of Gd-EOB-DTPA and Gd-DTPA were determined in the kidney and liver of intact male Wistar rats immediately following sacrifice and in vitro in solutions and gels, at 1.5 T using a clinical MR scanner, T1 and T2 values of tissue samples were derived from spin-echo image sequences.
James M Pope
exaly   +3 more sources

Kinetics study of transition metal complexes (Ce–DTPA, Cr–DTPA and V–DTPA) for redox flow battery applications

Electrochimica Acta, 2013
Abstract Electrochemical kinetics of Ce(IV), Cr(III) and V(IV) and their diethylenetriaminepentaacetic acid (DTPA) complexes are studied by electrochemical impedance spectroscopy (EIS) and cyclic voltammetry (CV) on Pt-electrode. Kinetic parameters such as potential, limiting current, transfer coefficient, diffusion coefficients, and rate constants ...
Mangaka C Matoetoe
exaly   +2 more sources

Ni-DTPA doped agarose gel—A phantom material for Gd-DTPA enhancement measurements

Magnetic Resonance Imaging, 1993
In order to study the relationship between the concentration of Gd-DTPA in tissue, and the resulting changes in relaxation times and signal intensity, a phantom material that has similar relaxation times to tissue and that can be doped with Gd-DTPA is required. The "tissue-equivalent" material should not contain Gd; nor should it alter the relaxivities
James M Pope
exaly   +4 more sources

The use of DTPA diactivated ester in coupling DTPA to proteins

International Journal of Radiation Applications and Instrumentation. Part A. Applied Radiation and Isotopes, 1986
Abstract The use of DTPA bicyclic anhydride of DTPA(1–3) and N-hydroxy succinimide pentaester of DTPA(4) to attach DTPA to different proteins have been reported. However, there is indication in the literature that alternative methods are needed. † We have now synthesized N-hydroxy succinimide diester of DTPA for this purpose. The synthetic procedure
A. Najafi, N. Hutchison
openaire   +1 more source

Comparison of ‘classic’ 99mTc–DTPA, 99mTc(CO)3–DTPA and 99mTc(CO)2(NO)–DTPA

Tetrahedron, 2005
Abstract Diethylenetriamine pentaacetic acid (DTPA) was labeled with 99mTc in three different ways, resulting in ‘classic’ 99mTc–DTPA, 99mTc(CO)3–DTPA and 99mTc(CO)2(NO)–DTPA. The biodistribution of the formed DTPA-complexes was studied in mice with a special emphasis on the behavior of the novel tricarbonyl and dicarbonyl-nitrosyl complexes, which ...
Dirk Rattat   +2 more
openaire   +1 more source

Comparison of Ca-DTPA and Zn-DTPA in Removing 234Th from the Rat

Health Physics, 1985
The relative effectiveness of Ca-DTPA and Zn-DTPA as a function of the dose, number of doses and time of their administration in removing 234Th that had been administered as the citrate or nitrate from various rat organs was investigated. With a single early treatment (1.5 min after intravenous injection of 234Th), Zn-DTPA was clearly less effective ...
E, Peter-Witt, V, Volf
openaire   +2 more sources

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