Determination of copper, zinc, selenium, lead and cadmium in potatoes (Solanum tuberosum L.) using potentiometric stripping methods

References

• Adeloju , SB , Jagner , D and Renman , L . 1997 . Cathodic stripping potentiometric determination of selenium in biological and environmental materials on a combined electrode with a rotating sample platform . Analytica et Chimica Acta , 338 : 199 – 207 .
   Web of Science ®Google Scholar
• Ames , BN . 1998 . Micronutrients prevent cancer and delay ageing . Toxicology Letters , 102 : 5 – 18 .
   PubMedGoogle Scholar
• Aniol A Gustafson JP 1990 Genetics of tolerance in agronomic plants Heavy Metals Tolerance in Plants edited by A. J. Shaw Boca Raton CRC Press pp. 255–267
   Google Scholar
• Bayoumy , EK . 2001 . The protective role of selenium on genetic damage and on cancer . Mutation Research , 475 : 123 – 129 .
   PubMedGoogle Scholar
• Dudka S Piotrowska M Telerak H 1996 Transfer of lead, cadmium and zinc from industrially contaminated soils to crops and plants: a field study Environmental Pollution 94 181 188 [http://www.conerpo.com/negozio/patata/html]
   PubMed Web of Science ®Google Scholar
• Dugo , G , La Pera , L , Lo Turco , V , Mavrogeni , E and Alfa , M . 2003a . Determination of selenium in nuts by cathodic stripping potentiometry . Journal of Agricultural and Food Chemistry , 51 : 3722 – 3725 .
   PubMedGoogle Scholar
• Dugo , G , La Pera , L , Pollicino , D and Saitta , M . 2003b . Determination of selenium content in different types of seed oils by cathodic stripping potentiometry (CSP) . Journal of Agricultural and Food Chemistry , 51 : 5598 – 5601 .
   PubMedGoogle Scholar
• European Community 2001 Rule No. 466/2001 European Official Gazette 16 March
   Google Scholar
• Inam , R and Somer , G . 2000 . A direct method for the determination of selenium and lead in cow’s milk by differential pulse cathodic stripping voltammetry . Food Chemistry , 69 : 345 – 350 .
   Web of Science ®Google Scholar
• Jagner , D . 1978 . Instrumental approach to potentiometric stripping analysis of some heavy metals . Analytical Chemistry , 50 : 1924 – 1929 .
   Web of Science ®Google Scholar
• La Pera , L , Lo Coco , F , Mavrogeni , E , Giuffrida , D and Dugo , G . 2002b . Determination of copper (II), lead (II), cadmium (II) and zinc (II) in virgin olive oils produced in Sicily and Apulia by derivative potentiometric stripping analysis . Italian Journal of Food Science , 14 : 389 – 399 .
   Web of Science ®Google Scholar
• La Pera , L , Lo Curto , S , Visco , A , La Torre , L and Dugo , G . 2002a . Derivative Potentiometric Stripping Analysis (dPSA) used for determination of cadmium, copper, lead and zinc in Sicilian olive oils . Journal of Agricultural and Food Chemistry , 50 : 3090 – 3094 .
   PubMed Web of Science ®Google Scholar
• La Pera , L , Saitta , M , Di Bella , G and Dugo , G . 2003 . Simultaneous determination of Cd (II), Cu (II), Pb (II) and Zn (II) in citrus essential oils by derivative potentiometric stripping analysis . Journal of Agricultural and Food Chemistry , 52 : 1125 – 1129 .
   Google Scholar
• McLaughlin , MJ , Tiller , KJ , Beech , TA and Smart , MK . 1994a . Soil salinity causes elevated cadmium concentration in field grown potato tubers . Journal of Environmental Quality , 23 : 1013 – 1018 .
   PubMed Web of Science ®Google Scholar
• McLaughlin , MJ , Williams , CMJ , McKay , A , Kirkham , R , Gunton , J , Jackson , KJ , Thompson , R , Dowling , B , Smart , MK and Tiller , KJ . 1994b . Effect of cultivar on uptake of cadmium by potato tubers . Australian Journal of Agricultural Research , 45 : 1483 – 1495 .
   Google Scholar
• Pharmeuropa: The European Pharmacopoeia Forum 1999 Technical Guide for the Elaboration of Monograph 3rd edn p. 66 Schmidt Periodicals GmbH Bad Felinbach Germany
   Google Scholar
• Piotrowska , M and Kabata Pendias , A . 1997 . Impact of soil amended with Zn and Pb smelter dust on cadmium concentration in potatoes . Journal of Geochemical Exploration , 58 : 319 – 322 .
   Web of Science ®Google Scholar
• Rayman , MP . 2000 . The importance of selenium to human health . Lancet , 356 : 233 – 241 .
   PubMed Web of Science ®Google Scholar
• Reid , RJ , Dunban , KR and McLaughlin , MJ . 2003 . Cadmium loaders into potato tubers: the role of the periderm, xylem, and phloem . Plant Cell and the Environment , 26 : 2001 – 2006 .
   Google Scholar
• Renman , R and Jagner , D . 1997 . Asymmetric distribution of results in calibration curve and standard addition evaluation . Analytica et Chimica Acta , 357 : 157 – 166 .
   Web of Science ®Google Scholar
• Rojas , E , Herrera , LA , Poirier , LA and Ostrosky-Wegman , P . 1999 . Are metals dietary carcinogens? . Mutation Research , 443 : 157 – 181 .
   PubMed Web of Science ®Google Scholar
• Salvo , F , La Pera , L , Di Bella , G , Nicotina , M and Dugo , G . 2003 . Influence of mineral and organic pesticides treatments on Cd (II), Cu (II) Pb (II) and Zn (II) content determined by derivative potentiometric stripping analysis in Italian red and white wines . Journal of Agricultural and Food Chemistry , 51 : 1090 – 1094 .
   PubMed Web of Science ®Google Scholar
• Town , RM and Van Leewen , HP . 2002 . Effects of adsorption in stripping chronopotentiometric metal speciation analysis . Journal of Electroanalytical Chemistry , 523 : 1 – 15 .
   Web of Science ®Google Scholar
• Who 1987 Selenium Environmental Health Criteria Geneva World Health Organization pp. 58–65
   Google Scholar
• Winefordner , JD and Long , GL . 1983 . Limits of detection. A closer look at the IUPAC definition . Analytical Chemistry , 7 : 712 – 723 .
   Google Scholar