Organically modified silica gel and flame atomic absorption spectrometry: Employment for separation and preconcentration of nine trace heavy metals for their determination in natural aqueous systems

Microchemical Journal

Volumn 78, Issue 2, 2004, Pages 143-156

  Akl, M A A ^a   Kenawy, I M M ^a   Lasheen, R R ^a  

^a Mansoura University   (Egypt)

Author keywords

5 Formyl 3 (1 carboxyphenylazo) salicylic acid silica gel (FCPASASG) adsorbent; AAS; Determination of trace heavy metals; Modified silica gel; Water

Indexed keywords

AZO COMPOUND; CADMIUM; CHROMIUM; COBALT; COPPER; HEAVY METAL; IRON; LEAD; MANGANESE; NITROGEN; SALICYLIC ACID DERIVATIVE; SILICA GEL; TRACE ELEMENT; ZINC;

ADSORPTION; ALKALINITY; AQUEOUS SOLUTION; ARTICLE; ATOMIC ABSORPTION SPECTROMETRY; CHELATION; CHEMICAL REACTION; EQUILIBRIUM CONSTANT; FLAME PHOTOMETRY; INFRARED SPECTROSCOPY; PH MEASUREMENT; POTENTIOMETRIC TITRATION; QUANTITATIVE ANALYSIS; THERMOGRAVIMETRY; ULTRAVIOLET SPECTROPHOTOMETRY;

EID: 4444349829     PISSN: 0026265X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.microc.2004.03.019     Document Type: Article

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