Electrothermal behavior of sodium, potassium, calcium and magnesium in a tungsten coil atomizer and review of interfering effects

Spectrochimica Acta - Part B Atomic Spectroscopy

Volumn 57, Issue 1, 2002, Pages 49-61

  Queiroz, Zilvanir F ^a   Krug, Francisco J ^a   Oliveira, Pedro V ^a   Silva, Márcia M ^b   Nóbrega, Joaquim A ^c  

^a UNIVERSITY OF SÃO PAULO   (Brazil)

^b FEDERAL UNIVERSITY OF RIO GRANDE DO SUL   (Brazil)

^c FEDERAL UNIVERSITY OF SÃO CARLOS   (Brazil)

Author keywords

Calcium; Electrothermal atomic absorption spectrometry; Interference; Magnesium; Potassium; Sodium; Tungsten coil atomizer

Indexed keywords

ABSORPTION SPECTROSCOPY; ATOMIZATION; CALCIUM; ELECTRIC COILS; MAGNESIUM PRINTING PLATES; POTASSIUM; PYROLYSIS; SODIUM; SPECTROMETRY; THERMODYNAMIC STABILITY; TUNGSTEN;

CHEMICAL MODIFIERS; ELECTROTHERMAL ATOMIC ABSORPTION SPECTROMETRY;

ATOMIZERS;

EID: 0037045212     PISSN: 05848547     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0584-8547(01)00350-0     Document Type: Article

References (37)

1. Electrothermal atomic absorption spectrometry with metal atomizers
2. Espectrometria atômica com atomização eletrotérmica em superfícies metálicas
3. Tungsten coil devices in atomic spectrometry: Absorption, fluorescence and emission
4. Electrothermal atomic absorption interferences studies using a wire loop atomizer
5. Simple low-cost tungsten-coil atomizer for electrothermal atomic absorption spectrometry
6. A low-cost tungsten filament atomizer for measuring lead in blood by atomic absorption spectrometry
7. Portable, battery-powered, tungsten coil atomic absorption spectrometer for lead determinations
8. Determination of cadmium with a portable, battery-powered tungsten coil atomic absorption spectrometer
9. Influence of Na, K, Ca and Mg on lead atomization by tungsten coil atomic absorption spectrometry
10. Flameless atomic absorption spectrometry employing a wire loop atomizer
11. Determination of cadmium in biological materials by tungsten coil atomic absorption spectrometry
12. Barium determination in waters by tungsten coil atomic absorption spectrometry
13. Determination of lead in blood tungsten coil electrothermal atomic absorption spectrometry
14. Analytical evaluation of a tungsten coil atomizer for cadmium, lead, chromium, manganese, nickel and cobalt determination by electrothermal atomic absorption spectrometry
15. Determination of heavy metals in waters and drinks by electrothermal atomic absorption spectrometry with a tungsten coil atomizer
16. Evaluation of a modified spectrometer for electrothermal atomic absorption spectrometry with tungsten coils. Determination of chromium
17. Separation and preconcentration by flow injection coupled to tungsten coil electrothermal atomic absorption spectrometry
18. Chemical modifiers in a tungsten coil electrothermal atomizer. Part 1. Determination of lead in hair and blood
19. On-line separation preconcentration of cadmium, lead and nickel in a Fullerene (C60) minicolumm coupled to flow injection tungsten coil atomic absorption spectrometry
20. Determination of ytterbium in animal faeces by tungsten coil electrothermal atomic absorption spectrometry
21. Atomization of Al in a tungsten coil electrothermal atomic absorption spectrophotometer
22. Determination of cobalt in animal feces by tungsten coil atomic absorption spectrophotometry
23. On-line coupling of electrothermal preconcentration in tungsten coil electrothermal atomic absorption spectrometry for determination of lead in natural waters
24. Determination of cadmium in hair and blood by tungsten coil electrothermal atomic absorption spectrometry with chemical modifiers
25. Simultaneous determination of Cu, Cd and Pb in drinking-water using W-coil AAS
26. The temperature of atomic vapor in graphite furnace atomic absorption spectrometry
27. Symbols and units for integrated absorbance in electrothermal atomic absorption spectrometry (ET-AAS)
28. Tungsten atomizer - The theory of atomization reactions
29. Interpretation of atomization mechanisms in electrothermal atomic absorption spectrometry by analysis of the absolute rates of the processes
30. -12 g/g level by adsorption onto tungsten wire followed by flameless atomic absorption spectrometry
31. Thermogravimetric investigations on the mechanism of decomposition of Pb compounds on a tungsten surface