scholarly journals Anion-exchange preconcentration-spectrophotometric determination of traces of copper in natural water samples.

1993 ◽  
Vol 42 (4) ◽  
pp. 223-228 ◽  
Author(s):  
Tetsuya KIRIYANIA
2020 ◽  
Vol 35 (8) ◽  
pp. 1632-1640
Author(s):  
Vikas Kumar Shukla ◽  
Sangita Dhara ◽  
N. L. Mishra

A total reflection X-ray fluorescence (TXRF) method in conjugation with dispersive liquid–liquid micro-extraction (DLLME) was developed for the determination of uranium present at ultra-trace levels in water samples.


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