Determination of picomolar silver concentrations by differential pulse anodic stripping voltammetry at a carbon paste electrode modified with phenylthiourea-functionalized high ordered nanoporous silica gel

Electrochimica Acta

Volumn 54, Issue 23, 2009, Pages 5381-5386

  Javanbakht, Mehran ^a   Divsar, Faten ^b   Badiei, Alireza ^c   Fatollahi, Fatemeh ^a   Khaniani, Yeganeh ^c   Ganjali, Mohammad Reza ^c   Norouzi, Parviz ^c   Chaloosi, Marzieh ^b   Ziarani, Ghodsi Mohammadi ^d  

^a AMIRKABIR UNIVERSITY OF TECHNOLOGY   (Iran)

^b KHARAZMI UNIVERSITY   (Iran)

^c UNIVERSITY OF TEHRAN   (Iran)

^d ALZAHRA UNIVERSITY   (Iran)

Author keywords

Anodic stripping voltammetry; Differential pulse; Functionalized nanoporous silica gel; Picomolar; Silver

Indexed keywords

A-CARBON; ANODIC STRIPPING; ANODIC STRIPPING VOLTAMMETRY; CARBON PASTES; CHEMICALLY MODIFIED; DETECTION LIMITS; DIFFERENTIAL PULSE; DIFFERENTIAL PULSE ANODIC STRIPPING VOLTAMMETRY; ELECTRODE SURFACES; ELECTROLYTE CONCENTRATION; FUNCTIONALIZED; FUNCTIONALIZED NANOPOROUS SILICA GEL; GRAPHITE FURNACE ATOMIC ABSORPTION SPECTROMETRY; INDEPENDENT ANALYSIS; LINEAR RESPONSE; NANOPOROUS SILICA; PHENYLTHIOUREA; PICOMOLAR; PRE-CONCENTRATION; SCAN RANGE; SCAN RATES; SILVER CONCENTRATION; SILVER ION CONCENTRATION; SILVER IONS; SOLUTION PH; TAP-WATER SAMPLES; VOLTAMMETRIC;

ABSORPTION SPECTROSCOPY; ATOMIC ABSORPTION SPECTROMETRY; ATOMIC SPECTROSCOPY; ELECTRIC NETWORK ANALYSIS; GELATION; GRAPHITE; METAL IONS; METAL RECOVERY; OXIDES; SEAWATER; SILICA; SILICA GEL; VOLTAMMETRY;

STRIPPING (DYES);

EID: 67649224134     PISSN: 00134686     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.electacta.2009.04.044     Document Type: Article

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