ChemInform Abstract: PYRIDINE KETOXIMES AS ANALYTICAL REAGENTS. XV. THE SPECTROPHOTOMETRIC DETERMINATION OF ULTRA-TRACE AMOUNTS OF COBALT IN NATURAL WATERS WITH 2-PYRIDYL-2-THIENYL-β-KETOXIME

1978 ◽  
Vol 9 (39) ◽  
Author(s):  
P. BEAUPRE ◽  
W. HOLLAND
Keyword(s):  
Spectrophotometric Determination ◽  
Natural Waters ◽  
Analytical Reagents ◽  
Ultra Trace

Highly sensitive and selective determination of uranium in natural waters through a novel solidified floating organic drop microextraction method coupled with spectrophotometric determination

2014 ◽  
Vol 6 (15) ◽  
pp. 5992-5998 ◽  
Author(s):  
Ali Reza Ghiasvand ◽  
Nahid Heidari ◽  
Payman Hashemi
Keyword(s):  
Spectrophotometric Determination ◽  
Natural Waters ◽  
Uranyl Ions ◽  
Selective Determination ◽  
Highly Sensitive ◽  
Ultra Trace

Ultra trace amounts of uranyl ions were extracted using a reliable, simple and selective solidified floating organic drop microextraction (SFODME) method, and determined by UV-Vis spectrophotometry.

Spectrophotometric determination of uranium in natural waters

1990 ◽  
Vol 239 ◽  
pp. 321-323 ◽  
Author(s):  
A. Bermejo-Barrera ◽  
M.C. Yebra-Biurrun ◽  
L.M. Fraga-Trillo
Keyword(s):  
Spectrophotometric Determination ◽  
Natural Waters

Solid-phase extraction combined with dispersive liquid–liquid microextraction for the spectrophotometric determination of ultra-trace amounts of azide ion in water samples

2014 ◽  
Vol 6 (15) ◽  
pp. 5784-5791 ◽  
Author(s):  
Ali Reza Zarei ◽  
Reihaneh Hajiaghabozorgy
Keyword(s):  
Solid Phase Extraction ◽  
Spectrophotometric Determination ◽  
Water Samples ◽  
Solid Phase ◽  
Phase Extraction ◽  
Azide Ion ◽  
Ultra Trace ◽  
Dispersive Liquid Liquid Microextraction ◽  
Liquid Microextraction

Schematic of the preparation of surfactant-coated MWCNT/nano-Fe3O4composites and their application for the SPE–DLLME procedure.

Application of internal standard for micro extraction-spectrophotometric determination of copper in serum and in natural waters

1999 ◽  
Vol 387 (2) ◽  
pp. 217-224 ◽  
Author(s):  
Kazimierz Wróbel ◽  
Katarzyna Wróbel ◽  
Gustavo Cruz-Jiménez ◽  
Fabiola Angulo-Romero
Keyword(s):  
Spectrophotometric Determination ◽  
Natural Waters ◽  
Internal Standard ◽  
Determination Of Copper
Sign in / Sign up

Export Citation Format

Share Document