References
- Adam , T. , Duthie , E. and Feldmann , J. 2002 . Investigations into the use of copper and other metals as indicators for the authenticity of Scotch whiskies . J. Inst. Brew. , 108 : 459 – 464 .
- Agra‐Gutiérrez , C. , Hardcastle , J. L. , Ball , J. C. and Compton , R. G. 1999 . Anodic stripping voltammetry of copper at insonated glassy carbon‐based electrodes: Application to the determination of copper in beer . Analyst , 124 : 1053 – 1057 .
- Barbeira , P. J.S. and Stradiotto , N. R. 1998 . Anodic stripping voltammetric determination of Zn, Pb and Cu traces in whisky samples . Fresenius J. Anal. Chem. , 361 : 507 – 509 .
- Barbeira , P. J.S. and Stradiotto , N. R. 1999 . Voltammetric stripping analysis of copper in distilled beverages using solid electrodes . Anal. Lett. , 32 : 2071 – 2080 .
- Barin , C. S. , Correia , A. N. , Machado , S. A.S. and Avaca , L. A. 2000 . The effect of concentration on the electrocrystallization mechanism for copper on platinum ultramicroelectrodes . J. Braz. Chem. Soc. , 11 : 176 – 181 .
- Benn , S. M. and Peppard , T. L. 1996 . Characterization of tequila flavor by instrumental and sensory analysis . J. Agric. Food Chem. , 44 : 557 – 566 .
- Carreon , A. , Casillas , N. , Gonzalez‐Alvarez , V. and Prado‐Ramirez , R. 2001 . Corrosion of copper in tequila at different temperatures . Mater. Perform. , 40 : 50 – 52 .
- Conor , R. 1973 . Heavy metal contamination in home‐produced beers and spirits . Ecol. Food Nutr. , 2 : 43 – 47 .
- Testing method for the determination of cadmium, arsenic, lead, tin, copper, iron, zinc and mercury in food, drinking and purified water by atomic absorption spectro scopy . Diario Oficial de la Federacion [in Spanish]. Official Mexican Standard, NOM-117-SSA1-1994 (Goods and Services)
- Leith , S. D. and Schwartz , D. T. 1999 . Through‐mold electrodeposition using the uniform injection cell (UIC): Workpiece and pattern scale uniformity . Electrochim. Acta , 44 : 4017 – 4027 .
- Mayer , H. , Marconi , O. , Floridi , S. , Montanari , L. and Fantozzi , P. 2003 . Determination of Cu(II) in beer by derivative potentiometric stripping analysis . J. Inst. Brew. , 109 : 332 – 336 .
- Richter , E. M. , Augelli , M. A. , Magarotto , S. and Angnes , L. 2001 . Compact disks, a new source for gold electrodes. Application to the quantification of copper by PSA . Electroanalysis , 13 : 760 – 764 .
- Salvo , F. , La Pera , L. , Di Bella , G. , Nicotina , M. and Dugo , G. 2003 . Influence of different mineral and organic pesticide treatments on Cd(II), Cu(II), Pb(II), and Zn(II) contents determined by derivative potentiometric stripping analysis in Italian white and red wines . J. Agric. Food. Chem , 51 : 1090 – 1094 .
- TRC (Tequila Regulatory Council) . 1997 . Agreement between the European Community and Mexico on the mutual recognition and protection of designations for spirit drinks . : 0016 – 0026 . Official Journal L 152, 11/06/1997, www.crt.org.mx
- Wikiel , K. and Osteryoung , J. 1988 . Corrosion measurements using microelectrodes . J. Electrochem. Soc. , 135 : 1915 – 1919 .