Alternative solid sample pretreatment methods in green analytical atomic spectrometry

Spectroscopy Letters

Volumn 42, Issue 6-7, 2009, Pages 394-417

  Moreda Piñeiro, Antonio ^a   del Carmen Barciela Alonso, Marí ^a   Domínguez González, Raquel ^a   Peña Vázquez, Elena ^a   Herbello Hermelo, Paloma ^a   Bermejo Barrera, Pilar ^a  

^a UNIVERSITY OF SANTIAGO DE COMPOSTELA   (Spain)

Author keywords

Atomic spectrometry; Green chemistry; Sample pretreatment; Trace elements

Indexed keywords

EID: 71149093754     PISSN: 00387010     EISSN: 15322289     Source Type: Journal    
DOI: 10.1080/00387010903187393     Document Type: Article

References (184)

1. Anastas, P. T.; Breen, J. J. Design for the environment and green chemistry: The heart and soul of industrial ecology. J. Cleaner Production 1997, 5, 97-102.
2. Anastas, P. T.; Warner, J. C. Green Chemistry: Theory and Practice; Oxford University Press: Oxford, UK, 2000.
3. Anastas, P. T. Green chemistry and the role of analytical methodology development. Critical Rev. in Analytical Chem. 1999, 29, 167-175.
4. Namieśnik, J. Green analytical chemistry-Some Remarks. J. Separation Sci. 2001, 24, 151-153.
5. He, Y.; Tang, L.; Wu, X.; Hou, X. D.; Lee, Y.-I. Spectroscopy: The best way toward green analytical chemistry? Appl. Spectroscopy Rev. 2007, 42, 119-138.
6. Koel, M.; Kalijurand, M. Application of the principles of green chemistry in analytical chemistry. Pure and Appl. Chem. 2006, 78, 1993-2002.
7. Armenta, S.; Garrigues, S.; de la Guardia, M. Green analytical chemistry. Trends in Analytical Chem. 2008, 27, 497-511.
8. Brady, D. V.; Montalvo, J. G.; Glowacki, G.; Pisciotta, A. Direct determination of zinc in sea-bottom sediments by carbon tube atomic absorption spectrometry. Analytica Chimica Acta 1974, 70, 448-452.
9. Bermejo, P.; Capelo, J. L.; Mota, A.; Madrid, Y.; C-amara, C. Enzymatic digestion and ultrasonication: A powerful combination in analytical chemistry. Trends in Analytical Chem. 2004, 23, 654-663.
10. Feasibility of pressurization to speed up enzymatic hydrolysis of biological materials for multielement determinations. Analytical Chem. 2007, 79, 1797-1805.
11. Peachey, E.; McCarthy, N.; Goenaga-Infante, H. Acceleration of enzymatic hydrolysis of protein-bound selenium by focused microwave energy. J. Analytical Atomic Spectrometry 2008, 23, 487-492.
12. Bendicho, C.; de Loos-Vollebregt, M. T. C. Solid sampling in electrothermal atomic absorption spectrometry using commercial atomizers. A review. J. Analytical Atomic Spectrometry 1991, 8, 353-374.
13. Kürfust, V. Solid Sample Analysis; Springer: Berlin, Germany, 1998.
14. Cal-Prieto, M. J.; Felipe-Sotelo, M.; Carlosena, A.; Andrade, J. M.; Ĺopez-Mahía, P.; Muniategui, S.; Prada, D. Slurry sampling for direct analysis of solid materials by electrothermal atomic absorption spectrometry (ETAAS). A literature review from 1990 to 2000. Talanta 2002, 56, 1-51.
15. Vale, M. G. R.; Oleszczuk, N.; dos Santos, W. N. L. Current status of direct solid sampling for electrothermal atomic absorption spectrometry. A critical review of the development between 1995 and 2005. Applied Spectroscopy Rev. 2006, 41, 377-400.
16. Carnrick, G. R.; Daley, G.; Fotinopoulos, A. Design and use of a new automated ultrasonic slurry sampler for graphite-furnace atomic absorption. Atomic Spectroscopy 1989, 10, 170-174.
17. Majidi, V.; Holcombe, J. A. Error analysis for sampling of slurries: Sedimentation errors. Spectrochimica Acta Part B 1990, 45, 753-761.
18. Miller-Ihli, N. J. Ultrasonic slurry sampling graphite furnace atomic absorption spectrometry: Analytical considerations for analysis of high density glass material. Spectrochimica Acta Part B 1997, 52, 431-436.
19. Bermejo-Barrera, P.; Verdura-Constenla, E. M.; Moreda-Piñeiro, A.; Bermejo-Barrera, A. Rapid acid leaching and slurry sampling procedures for the determination of methylmercury and total mercury in human hair by electrothermal atomic absorption spectrometry. Analytica Chimica Acta 1999, 398, 263-272.
20. Bermejo-Barrera, P.; Barciela-Alonso, M. C.; Moreda-Piñeiro, J.; González-Sixto, C.; Bermejo-Barrera, A. Determination of trace metals (As, Cd, Hg, Pb, and Sn) in marine sediment slurry samples by electrothermal atomic absorption spectrometry using palladium as a chemical modifier. Spectrochimica Acta Part B 1996, 51, 1235-1244.
21. Almeida-Pereira, L.; Amorim, I.; Borba da Silva, J. B. Determination of cadmium, chromium and lead in marine sediment slurry samples by electrothermal atomic absorption spectrometry using permanent modifiers. Talanta 2006, 68, 771-775.
22. Cal-Prieto, M. J.; Carlosena, A.; Andrade, J. M.; Muniategui, S.; López-Mahía, P.; Fernández, E.; Prada, D. Development of an analytical scheme for the direct determination of antimony in geological materials by automated ultrasonic slurry sampling-ETAAS. J. Analytical Atomic Spectrometry 1999, 14, 703-710.
23. Miller-Ihli, N. J. Influence of slurry preparation on the accuracy of ultrasonic slurry electrothermal atomic absorption spectrometry. J. Analytical Atomic Spectrometry 1994, 9, 1129-1134.
24. Alves, F. L.; Cadore, S.; Jardim, W. F.; Arruda, M. A. Z. River sediment analysis by slurry sampling faas: Determination of copper, zinc and lead. J. Brazilian Chem. Soc. 2001, 12, 799-803.
25. da Silva, E. G. P.; do N. Santos, A. C.; Costa, A. C. S.; da N. Fortunato, D. M.; José, N. M.; Korn, M. G. A.; dos Santos, W. N. L.; Ferreira, S. L. C. Determination of manganese and zinc in powdered chocolate samples by slurry sampling using sequential multi-element flame atomic absorption spectrometry. Microchemical J. 2006, 82, 159-162.
26. Ferreira, H. S.; dos Santos, W. N. L.; Fiuza, R. P.; Nobrega, J. A.; Ferreira, S. L. C. Determination of zinc and copper in human hair by slurry sampling employing sequential multi-element flame atomic absorption spectrometry. Microchemical J. 2007, 87 (2), 128-131.
27. Alonso, R.; Río, S.; Fernaacute;ndez, E. Comparison of slurry sampling and microwave-assisted digestion for calcium, magnesium, iron, copper and zinc determination in fish tissue samples by flame atomic absoprtion spectrometry. Talanta 2007, 72, 60-65.
28. Ebdon, L.; Foulkes, M.; Sutton, K. Slurry nebulizations in plasmas. J. Analytical Atomic Spectrometry 1997, 12, 213-229.
29. Santos, M. C.; Nóbrega, J. A. Slurry nebulization in plasmas for analysis of inorganic materials. Applied Spectroscopy Rev. 2006, 41, 427-448.
30. Cernohorsky, T.; Krejcova, A.; Pouzar, M.; Vavrusova, L. Elemental analysis of flour-based ready-oven foods by slurry sampling inductively coupled plasma optical emission spectrometry. Food Chem. 2008, 106, 1246-1252.
31. Krejcova, A.; Kahoun, D.; Cernohorsky, T.; Pouzar, M. Determination of macro and trace element in multivitamins preparations by inductively coupled plasma optical emission spectrometry with slurry sample introduction. Food Chem. 2006, 98, 171-178.
32. Baralkiewicz, D.; Kanecka-Hanc, A.; Gramowska, H. ICP slurry introduction for simple and rapid determination of Pb, Mg and Ca in plant roots. Central European J. Chem. 2007, 5, 1148-1157.
33. Zachariadis, G. A.; Valianou, L. I. Evaluation and comparison of two combinations of pneumatic nebulizers and spray chambers for direct slurry aspiration and multielement analysis of infant milk powders by axial-viewing inductively coupled plasma atomic emission spectrometry. Applied Spectroscopy 2008, 62, 716-720.
34. Xiang, G.; Jiang, Z.; He, M.; Hu, B. Direct determination of trace rare earth elements in ancient porcelain samples with slurry sampling electrothermal vaporization inductively coupled plasma mass spectrometry. Spectrochimica Acta Part B 2005, 60, 132-1348.
35. Matusiewicz, H. Chemical vapour generation with slurry sampling: A review of atomic absorption applications. Applied Spectroscopy Rev. 2003, 3, 263-294.
36. Moreda-Piñeiro, J.; Lõpez-Mahía, P.; Muniategui-Lorenzo, S.; Fernández-Fernández, E.; Prada-Rodríguez, D.Tin determination in marine sediment, soil, coal fly ash and coal slurried samples by hydride generation-electrothermal atomic absorption spectrometry. Analytica Chimica Acta 2002, 461, 261-271.
37. Moreda-Piñeiro, J.; López-Mahía, P.; Muniategui-Lorenzo, S.;Fernández-Fernández, E.; Prada-Rodríguez, D. Determination of As, Bi and Se in acidified slurries of marine sediment, soil and coal samples by hydride generation electrothermal atomic absorption spectrometry. J. Analytical Atomic Spectrometry 2002, 17, 721-726.
38. Cava-Montesinos, P.; Cervera, M. L.; Pastor, A.; de la Guardia, M. Determination of As, Sb, Se, Te and Bi in milk by slurry sampling hydride generation atomic fluorescence spectrometry. Talanta 2004, 62, 175-184.
39. Torres, D. P.; Vieira, M. A.; Ribeiro, A. S.; Curtius, A. J. Slurry sampling for arsenic determination in sediments by hydride generation atomic absorption spectrometry. J. Brazilian Chem. Soc. 2007, 18, 728-732.
40. Vieira, M. A.; Ribeiro, A. S.; Curtius, A. J. Determination of As, Ge, Hg, Pb, Sb, Se and Sn in coal slurries by CVG-ETV-ICP-MS. Microchemical J. 2006, 82, 127-136.
41. dos Santos, E. D.; Herrmann, A. B.; Vieira, M. A.; Frescura, V.; Curtius, A. J. Evaluation of slurry preparation procedures for the determination of mercury by axial view inductively coupled plasma optical emission spectrometry using on-line cold vapour generation. Spectrochimica Acta Part B 2005, 60, 659-665.
42. Moreda-Piñeiro, J.; Moscoso-Pérez, C.; López-Mahía, P.; Muniategui-Lorenzo, S.; Fernández-Fernández, E.; Prada-Rodríguez, D. Use of aqueous slurries of coal fly ash samples for the direct determination of As, Sb and Se by hydride generation-atomic fluorescence spectrometry. Atomic Spectroscopy 2006, 27, 19-25.
43. Moreda-Piñeiro, J.; Moscoso-Pérez, C.; Piñeiro-Iglesias, M.; López-Mahía, P.; Muniategui-Lorenzo, S.; Fernández-Fernández, E.; Prada-Rodríguez, D. Aqueous and acidified slurry sampling approaches in the As, Sb and Sn determination of urban dust samples by GH-ETAAS. Atomic Spectroscopy 2007, 28, 137-143.
44. Bermejo-Barrera, P.; Moreda-Piñeiro, A.; Bermejo-Barrera, A. Sample pre-treatment methods for the trace elements determination in seafood products by atomic absorption spectrometry. Talanta 2002, 57, 969-984.
45. Lorentzen, E. M. L.; Kingston, H. M. Comparison of microwaveassisted and conventional leaching using EPA method 3050B. Analytical Chem. 1996, 68, 4316-4320.
46. Westöö, G. Determination of methylmercury salts in various kinds of biological material. Acta Chemica Scandinavia 1968, 22, 2277-2280.
47. Ebdon, L.; Fisher, A. In Encyclopedia of Analytical Chemistry; Meyers, A. R., Ed.; Wiley and Sons: New York, USA, 2002; 3064-3084.
48. Gleyzes, C.; Tellier, S.; Astruc, M. Fractionation studies of trace elements in contaminated soils and sediments: A review of sequential extraction procedures. Trends in Analytical Chem. 2002, 21, 451-467.
49. Puchyr, R. F.; Shapiro, R. Determination of trace elements in foods by HCl-HNO3 leaching and flame atomic absorption spectroscopy. J. Association Official Analytical Chem. 1986, 69, 868-870.
50. Torstensen, T. K. D.; Johnsen, K.; Lund, W. Fractionation of metals in thermomechanical pulp by selective leaching and inductively-coupled plasma mass spectrometry. The Science of the Total Environment 1998, 220, 11-18.
51. Vidal, M. T.; Pascual-Martí, M. C.; Salvador, A.; Llabata, C. Determination of essential metals in complete diet feed by flow injection and flame atomic absorption spectrometry. Microchemical J. 2002, 72, 221-228.
52. Luque-García, J. L.; Luque de Castro, M. D. Ultrasound: A powerful tool for leaching. Trends in Analytical Chem. 2003, 22, 41-46.
53. Santos Júnior, D.; Krug, F. J.; de Godoy Pereira, M.; Korn, M. Currents on ultrasound-assisted extraction for sample preparation and spectroscopic analytes determination. Applied Spectrosccopy Rev. 2006, 41, 305-321.
54. Capelo, J. L.; Maduro, C.; Viena, C. Discussion of parameters associated with the ultrasonic solid-liquid extraction for elemental analysis (total content) by electrothermal atomic absorption spectrometry. An overview. Ultrasounds Sonochemistry 2005, 12, 225-232.
55. Mason, T. J.; Lorimer, J. P. Applied sonochemistry: Uses of Power Ultrasounds in Chemistry and Processing; Wiley-VCH: Weinheim, Germany, 2002.
56. Capelo, J. L.; Mota, A. M. Ultrasonication for analytical chemistry. Current Analytical Chem. 2005, 1, 193-201.
57. Santos, H. M.; Capelo, J. L. Trends in ultrasonic-based equipment for analytical sample treatment. Talanta 2007, 73, 95-802.
58. Chmilenko, F. A.; Baklanov, A. N. Atomic absorption determination of toxic and biologically active trace elements in dairy products using ultrasound for acceleration of mineralization. Zhurnal Analitike Khimistry 1992, 47, 1322-1327.
59. Nakamura, Y.; Etoh, T.; Noto, Y.; Murai, Y. Determination of wear metals in lubricating oils by inductively coupled plasma emission spectrometry. Bunseki Kagaku 1985, 34, T85-T88.
60. Sánchez, J.; García, R.; Millán, E. Ultrasonic bath digestion procedures for analysis for heavy metals in several reference materials. Analusis 1994, 22, 222-225.
61. Sánchez, J.; Millán, M. E. Use of ultrasound in digestion of biological reference materials for determination of heavy metals. Química Analítica (Barcelona, Spain) 1992, 11, 3-10.
62. Kumina, D. M.; Gribovskaya, I. F.; Karyakin, A. V. Method for extraction of elements from plants into solution using ultrasound. Zhurnal Analitike Khimistry 1985, 40, 1184-1187.
63. Matejovic, Y.; Durackova, A. Comparison of microwave digestion, wet and dry mineralization, and solubilization of plant sample for determination of calcium, magnesium, potassium, phosphorus, sodium, iron, zinc, copper, and manganese. Communications in Soil Science and Plant Analysis 1994, 25, 1277-1288.
64. Dyg, S.; Anglov, T.; Christensen, J. M. Preparation of filters loaded with welding dust. A homogeneity and stability study of hexavalent chromium. Analytica Chimica Acta 1994, 286, 273-282.
65. Mierzwa, J.; Adeloju, S. B.; Dhindsa, H. S. Ultrasound accelerated solid-liquid extraction for the determination of selenium in biological samples by electrothermal atomization atomic absorption spectrometry. Analytical Sciences 1997, 13, 189-193.
66. Liva, M.; Muñoz-Olivas, R.; Cámara, C. Determination of Cd in sonicate slurries and leachates of biological and environmental materials by FI-CV-AAS. Talanta 2000, 51, 381-387.
67. Nascentes, C. C.; Korn, M.; Arruda, M. A. Z. A fast ultrasoundassisted extraction of Ca, Mg, Mn and Zn from vegetables. Microchemical J. 2001, 69, 37-43.
68. Aleixo, P. C.; Júnior, D. S.; Tomazelli, A. C.; Rufino, I. A.; Berndt, H.; Krug, F. J. Cadmium and lead determination in foods by beam injection flame furnace atomic absorption spectrometry after ultrasound-assisted sample preparation. Analytica Chimica Acta 2004, 512, 329-337.
69. El Azouzi, H.; Cervera, M. L.; de la Guardia, M. Multi-elemental analysis of mussel samples by atomic absorption spectrometry after room temperature sonication. J. Analytical Atomic Spectrometry 1998, 13, 533-538.
70. Minami, H.; Honjyo, T.; Atsuya, I. A new solid-liquid extraction sampling technique for direct determination of trace elements in biological materials by graphite furnace atomic absorption spectrometry. Spectrochimica Acta Part B 1996, 51, 211-220.
71. Bermejo-Barrera, P.; Muñiz-Naveiro, O.; Moreda-Piñeiro, A.; Bermejo-Barrera, A. The multivariate optimization of ultrasonic bath-induced acid leaching for the determination of trace elements in seafood products by atomic absorption spectrometry. Analytica Chimica Acta 2001, 439, 211-227.
72. Bermejo-Barrera, P.; Muñiz-Naveiro, O.; Moreda-Piñeiro, A.; Bermejo-Barrera, A. Experimental designs in the optimization of ultrasonic bath acid leaching procedures for the determination of trace elements in human hair samples by atomic absorption spectrometry. Forensic Sciences 2000, 107, 105-120.
73. Bermejo-Barrera, P.; Moreda-Piñeiro, A.; Bermejo-Barrera, A. Factorial designs for Cd, Cr, Hg, Pb and Se ultrasound-assisted acid leaching from human hair followed by atomic absorption spectrometric determination. J. Analytical Atomic Spectrometry 2000, 15, 121-130.
74. Melo, M. H. A.; Costa, A. C. S.; Nóbrega, J. A.; Ferreira, S. L. C. The use of water soluble tertiary amine reagent for solubilization and metal determination in fish muscle tissue. J. Brazilian Chem. Soc. 2005, 16, 69-73.
75. Ladra-Ramos, N.; Domínguez-González, R.; Moreda-Piñeiro, A.; Bermejo-Barrera, A.; Bermejo-Barrera, P. Determination of major and trace elements in edible seaweed by AAS after ultrasoundassisted acid leaching. Atomic Spectroscopy 2005, 26, 59-67.
76. Domínguez-González, R.; Moreda-Piñeiro, A.; Bermejo-Barrera, A.; Bermejo-Barrera, P. Application of ultrasound-assisted acid leaching procedure for major and trace elements determination in edible seaweed by inductively coupled plasma-optical emission spectrometry. Talanta 2005, 66, 937-942.
77. Muñoz, O.; Vélez, D.; Montoro, R. Optimization of the solubilization, extraction and determination of inorganic arsenic [As(III)+ As(V)] in seafood products by acid digestion, solvent extraction and hydride generation atomic absorption spectrometry. Analyst 1999, 124, 601-607.
78. Muñiz-Naveiro, O.; Moreda-Piñeiro, A.; Bermejo-Barrera, A.; Bermejo-Barrera, P. AAS determination of total arsenic and total inorganic arsenic in seaweed after high-temperature ultrasoundassisted extraction. Atomic Spectroscopy 2004, 25, 79-87.
79. Borkowska-Burnecka, J.; Wisz, J.; Zyrnicki, W. Applicability of ultrasonic leaching by diluted acids for determination of total metal contents in plant materials. Chemia Analityczna (Warsaw) 2003, 48, 115-126.
80. Álvarez, J.; Marcó, L. M.; Arroyo, J.; Greaves, E. D.; Rivas, R. Determination of calcium, potassium, manganese, iron, copper and zinc levels in representative samples of two onion cultivars using total reflection X-ray fluorescence and ultrasound extraction procedure. Spectrochimica Acta Part B 2003, 58, 2183-2189.
81. Borkowska-Burnecka, J.; Jankowiak, U.; Zyrnicki, W.; Wilk, K. A. Effect of surfactant addition on ultrasonic leaching of trace elements from plant samples in inductively coupled plasma-atomic emission spectrometry. Spectrochimica Acta Part B 2004, 59, 585-590.
82. Río Segade, S.; Diéguez Albor, M. C.; Fernández Gómez, E.; Falqué López, E. A fractional factorial design applied to the optimization of microwave- and ultrasound-assisted acid leaching methods for heavy metals determination in sludge by flame atomic absorption spectrometry. International J. Environmental Analytical Chem. 2003, 83, 343-356.
83. Moreda-Piñeiro, A.; Bermejo-Barrera, P.; Bermejo-Barrera, A. Chemometric investigation of systematic error in the analysis of biological materials by flame and electrothermal atomic absorption spectrometry. Analytica Chimica Acta 2006, 560, 143-152.
84. Manutsewee, N.; Aeungmaitrepirom, W.; Varanusupakul, P.; Imyim, A. Determination of Cd, Cu and Zn in fish and mussel by AAS after ultrasound-assisted acid leaching extraction. Food Chem. 2007, 101, 817-824.
85. Brisbin, J. A.; Caruso, J. A. Comparison of extraction procedures for the determination of arsenic and other elements in lobster tissue by inductively coupled plasma mass spectrometry. Analyst 2002, 127, 921-929.
86. Ashley, K.; Andrews, R. N.; Cavazos, L.; Demange, M. Ultrasonic extraction as a sample preparation technique for elemental analysis by atomic spectrometry. J. Analytical Atomic Spectrometry 2001, 16, 1147-1153.
87. Väisänen, A.; Suontamo, R. J. Comparison of ultrasound-assisted extraction, microwave-assisted acid leaching and reflux for the determination of arsenic, cadmium and copper in contaminated soil samples by electrothermal atomic absorption spectrometry. J Analytical Atomic Spectrometry 2002, 17, 739-742.
88. Collasiol, A.; Pozebon, D.; Maia, S. M. Ultrasound assisted mercury extraction from soil and sediment. Analytica Chimica Acta 2004, 518, 157-164.
89. Brunori, C.; Ipolyi, I.; Macaluso, L.; Morabito, R. Evaluation of an ultrasonic digestion procedure for total metal determination in sediment reference materials. Analytica Chimica Acta 2004, 510, 101-107.
90. Guengoer, H.; Elik, A. Comparison of ultrasound-assisted leaching with conventional and acid bomb digestion for determination of metals in sediment samples. Microchem. J. 2007, 86, 65-70.
91. López-García, I.; Campillo, N.; Arnau-Jeréz, I.; Hernández-Córdoba, M. Electrothermal atomic absorption spectrometric determination of germanium in soils using ultrasound-assisted leaching. Analytica Chimica Acta 2005, 531, 125-129.
92. Rao, S. V.; Venkateswarlu, G.; Dash, K.; Dhavile, S. M.; Chaurasia, S. C.; Arunnachalam, J. Ultrasound-assisted acid extraction of trace impurities from quartz samples followed by ICP-OES analysis. Atomic Spectroscopy 2004, 25, 251-256.
93. Capelo, J. L.; Lavilla, I.; Bendicho, C. Ultrasound-assisted extraction of cadmium from slurried biological samples for electrothermal atomic absorption spectrometry. J. Analytical Atomic Spectrometry 1998, 13, 1285-1290.
94. Lavilla, I.; Capelo, J. L.; Bendicho, C. Determination of cadmium and lead in mussels by electrothermal atomic absorption spectrometry using an ultrasound-assisted extraction method optimized by factorial design. Fresenius' J. Analytical Chem. 1999, 363, 283-288.
95. Maduro, C.; Vale, G.; Alves, S.; Galesio, M.; da Silva, M. D. R. G.; Fernández, C.; Catarino, S.; Rivas, M. G.; Mota, A. M.; Capelo, J. L. Determination of Cd and Pb in biological reference materials by electrothermal atomic absorption spectrometry: A comparison of three ultrasonic-based sample treatment procedures. Talanta 2006, 68, 1156-1161.
96. Lima, E. C.; Barbosa, F.; Drug, F. J.; Silva, M. M.; Vale, M. G. R. Comparison of ultrasound-assisted extraction, slurry sampling and microwave-assisted digestion for cadmium, copper and lead determination in biological and sediment samples by electrothermal atomic absorption spectrometry. J. Analytical Atomic Spectrometry 2000, 15, 995-1000.
97. Amoedo, L.; Capelo, J. L.; Lavilla, I.; Bendicho, C. Ultrasoundassisted extraction of lead from solid samples: A new perspective on the slurry-based sample preparation methods for electrothermal atomic absorption spectrometry. J. Analytical Atomic Spectrometry 1999, 14, 1221-1226.
98. Capelo, J. L.; Filgueiras, A. V.; Lavilla, I.; Bendicho, C. Solid-liquid extraction of copper from slurried samples using high intensity probe sonication for electrothermal atomic absorption spectrometry. Talanta 1999, 50, 905-911.
99. Santos, F. C.; Álava-Moreno, F.; Lavilla, I.; Bendicho, C. Total as in seafood as determined by transverse heated electrothermal atomic absorption spectrometry-longitudinal zeeman background correction: An evaluation of automated ultrasonic slurry sampling, ultrasound-assisted extraction and microwave-assisted digestion methods. J. Analytical Atomic Spectrometry 2000, 15, 987-994.
100. Lavilla, I.; Vilas, P.; Bendicho, C. Fast determination of Arsenic, selenium, nickel and vanadium in fish and shellfish by electrothermal atomic absorption spectrometry following ultrasound-assisted extraction. Food Chemistry 2007, 106, 403-409.
101. Lavilla, I.; Vilas, P.; Millos, J.; Bendicho, C. Development of an ultrasound-assisted extraction method for biomonitoring of vanadium and nickel in the coastal environment under the influence of the prestige fuel spill (North East Atlantic Ocean). Analytical Chimica Acta 2006, 577, 119-125.
102. Méndez, H.; Álava, F.; Lavilla, I.; Bendicho, C. Ultrasonic extraction combined with fast furnace analysis as an improved methodology for total selenium determination in seafood by electrothermalatomic absorption spectrometry. Analytica Chimica Acta 2002, 452, 217-222.
103. Lavilla, I.; Mosquera, A.; Millos, J.; Cameselle, J.; Bendicho, C. Ultrasound-assisted extraction technique for establishing selenium contents in breast cancer biopsies by zeeman-electrothermal atomic absorption spectrometry using multi-injection. Analytica Chimica Acta 2006, 566, 29-36.
104. Río-Segade, S.; Bendicho, C. Ultrasound-assisted extraction for mercury speciation by the flow injection-cold vapor technique. J. Analytical Atomic Spectrometry 1999, 14, 263-268.
105. Lavilla, I.; Pérez-Cid, B.; Bendicho, C. Leaching of heavy metals from an aquatic plant (Lagarosiphon major) used as environmental biomonitor by ultrasonic extraction. International J. Environmental Analytical Chem. 1998, 72, 47-57.
106. Filgueiras, A. V.; Capelo, J. L.; Lavilla, I.; Bendicho, C. Comparison of ultrasound-assisted extraction and microwave-assisted digestion for determination of magnesium, manganese and zinc in plant samples by flame atomic absorption spectrometry. Talanta 2000, 53, 433-441.
107. García-Rey, R. M.; Quiles-Zafra, R.; Luque de Castro, M. D. New methods for acceleration of metal sample preparation prior to determination of the metal content by atomic absorption spectrometry. Analytical and Bioanalytical Chem. 2003, 377, 316-321.
108. Filgueiras, A. V.; Lavilla, I.; Bendicho, C. Ultrasound-assisted solubilization of trace and minor metals from plant tissue using ethylenediaminetetraacetic acid in alkaline medium. Fresenius' J. Analytical Chem. 2001, 369, 451-456.
109. Balarama Krishna, M. V.; Ranjit, M.; Karunasagar, D.; Arunachalam, J. A rapid ultrasound-assisted thiourea extraction method for the determination of inorganic and methyl mercury in biological and environmental samples by CVAAS. Talanta 2005, 67, 70-80.
110. Chen, D.; Lázaro, F.; Luque de Castro, M. D.; Valc-arcel, M. Direct spectrophotometric determination of total boron in soils with ultrasonic leaching in automatic flow systems. Analytical Chimica Acta 1989, 226, 221-227.
111. Lázaro, F.; Luque de Castro, M. D.; Valc-arcel, M. Direct introduction of solid samples into continuous-flow systems by use of ultrasonic irradiation. Analytica Chimica Acta 1991, 242, 283-289.
112. Herrera, M. C.; Luque de Castro, M. D. Dynamic approach based on iiterative change of the flow direction for microwave-assisted leaching of cadmium and lead from plant prior to GF-AAS. J. Analytical Atomic Spectrometry 2002, 17, 1530-1533.
113. Shiowatana, J.; Tantidanai, N.; Nookabkaew, S.; Nacapricha, D. A novel continuous-flow sequential extraction procedure for metal speciation in solids. J. Environmental Quality 2001, 30, 1195-1205.
114. Moreno-Cid, A.; Yebra, M. C. Flow injection determination of copper in mussels by flame atomic absorption spectrometry after on-line continuous ultrasound-assisted extraction. Spectrochimica Acta Part B 2002, 57, 967-974.
115. Priego-Capote, F.; Luque de Castro, M. D. Dynamic ultrasound-assisted leaching of essential macro and micronutrient metal elements from animal feeds prior to flame atomic absorption spectrometry. Analytical and Bioanalytical Chem. 2004, 378, 1376-1381.
116. Moreno-Cid, A.; Yebra, M. C. Continuous ultrasound-assisted extraction coupled to a flow injection-flame atomic absorption spectrometric system for calcium determination in seafood samples. Analytical and Bioanalytical Chem. 2004, 379, 77-82.
117. Yebra, M. C.; Moreno-Cid, A.; Cespoacute;n, R. M.; Cancela, S. Flame AAS determination of total chromium in mussel samples using a continuous ultrasound-assisted extraction system connected to an on-line flow injection manifold. Atomic Spectroscopy 2003, 24, 31-36.
118. Yebra, M. C.; Moreno-Cid, A.; Cancela, S. Flow injection determination of copper and iron in seafoods by a continuous ultrasound-assisted extraction system coupled to FAAS. International J. Environmental Analytical Chem. 2005, 85, 315-323.
119. Yebra, M. C.; Moreno-Cid, A. Continuous ultrasound-assisted extraction of iron from mussel samples coupled to a flow injection-atomic spectrometric system. J. Analytical Atomic Spectrometry 2002, 17, 1425-1428.
120. Yebra, M. C.; Moreno-Cid, A. On-line determination of manganese in solid seafood samples by flame atomic absorption spectrometry. Analytica Chimica Acta 2003, 477, 149-155.
121. Moreno-Cid, A.; Yebra, M. C.; Cancela, S.; Cespón, R. M. Flow injection on-line ultrasound-assisted extraction of iron in meat samples coupled to a flame atomic absorption spectrometric system. Analytical and Bioanalytical Chem. 2003, 377, 730-734.
122. Yebra-Biurrun, M. C.; Moreno-Cid, A.; Cancela-Pérez, S. Fast on-line ultrasound-assisted extraction coupled to a flow injection-atomic absorption spectrometric system for zinc determination in meat samples. Talanta 2005, 63, 691-695.
123. Cespón-Romero, R. M.; Yebra-Biurrun, M. C. Flow injection determination of lead and cadmium in hair samples from workers exposed to welding fumes. Analytica Chimica Acta 2007, 600, 221-225.
124. Yebra-Biurrun, M. C.; Cesp-on-Romero, R. M. Fast ultrasound-assisted extraction of copper, iron, manganese and zinc from human hair samples prior to flow injection flame atomic absorption spectrometric detection. Analytical and Bioanalytical Chem. 2007, 388, 711-716.
125. Yebra-Biurrun, M. C.; Cancela-Pérez, S.; Moreno-Cid-Barinaga, A. Coupling continuous ultrasound-assisted extraction, preconcentration and flame atomic absorption spectrometric detection for the determination of cadmium and lead in mussel samples. Analytica Chimica Acta 2005, 533, 51-56.
126. Yebra, M. C.; Cancela, S.; Moreno-Cid, A. Continuous ultrasound-assisted extraction of cadmium from vegetable samples with on-line preconcentration coupled to a flow injection-flame atomic spectrometric system. International J. Environmental Analytical Chem. 2005, 85, 305-313.
127. Cancela, S.; Yebra, M. C. Flow injection setermination of Cd in meat samples using a continuous lixiviation=preconcentration system coupled to a flame AAS. Atomic Spectroscopy 2005, 26, 110-116.
128. Yebra, M. C.; Cancela, S. Continuous ultrasound-assisted extraction of cadmium from legumes and dried fruit samples coupled with on-line preconcentration-flame atomic absorption spectrometry. Analytical and Bioanalytical Chem. 2005, 382, 1093-1098.
129. Cancela, S.; Yebra, M. C. Flow-injection flame atomic absorption spectrometric determination of trace amounts of cadmium in solid and semisolid milk products coupling a continuous ultrasoundassisted extraction system with the online preconcentration on a chelating aminomethylphosphoric acid resin. J. AOAC International 2006, 89, 185-191.
130. Yebra, M. C.; Cancela, S.; Cespón, R. M. Automatic determination of nickel in foods by flame atomic absorption spectrometry. Food Chem. 2008, 108, 774-778.
131. Yebra-Biurrun, M. C.; Cancela-Pérez, S. Continuous approach for ultrasound-assisted acid extraction-minicolumn preconcentration of chromium and cobalt from seafood samples prior to flame atomic absorption spectrometry. Analytical Sciences 2007, 23, 993-996.
132. Cespón-Romero, R. M.; Yebra-Biurrun, M. C. Determination of trace amounts of zinc in welding fumes by flow-injection flame atomic absorption spectrometry. Spectroscopy Letters 2006, 39, 727-735.
133. Cespón-Romero, R. M.; Yebra-Biurrun, M. C. Application of factorial designs for optimisation of on-line determination of cadmium, lead and nickel in welding fumes by atomic absorption spectrometry. International J. Environmental Analytical Chem. 2008, 88, 539-547.
134. Yebra, M. C.; Cespón, R. M. Determination of hexavalent chromium in welding fumes by flow injection flame atomic absorption apectrometry after dynamic alkaline ultrasound-assisted extraction=anion exchange preconcentration. Atomic Spectroscopy 2008, 29, 27-31.
135. Zlotorzynski, A. The application of microwave radiation to analytical and environmental chemistry. Critical Reviews in Analytical Chem. 1995, 25, 43-76.
136. Jin, Q.; Liang, F.; Zhang, H.; Zhao, L.; Huan, Y.; Song, D. Application of microwave techniques in analytical chemistry. Trends in Analytical Chem. 1999, 18, 479-484.
137. Abu-Samra, A.; Morris, J. S.; Koirtyohann, S. R. Wet ashing of some biological samples in a microwave oven. Analytical Chem. 1975, 47, 1475-1477.
138. Agazzi, A.; Pirola, C. Fundamentals, methods and future trends of environmental microwave sample preparation. Microchemical J. 2000, 67, 337-341.
139. Srogi, K. A review: Application of microwave techniques for environmental analytical chemistry. Analytical Letters 2006, 39, 1261-1288.
140. Zhou, C. Y.; Wong, M. K.; Koh, L. L. Microwave-assisted dilute acid extraction of trace metals from biological samples for atomic absorption spectrometric determination. J. Analytical Atomic Spectrometry 1996, 11, 585-590.
141. Bermejo-Barrera, P.; Moreda-Piñeiro, A.; Muñiz-Naveiro, O.; Gómez-Fernández, A. M. J.; Bermejo-Barrera, A. Optimization of a microwave-pseudo-digestion procedure by experimental designs for the determination of trace elements in seafood products by atomic absorption spectrometry. Spectrochimica Acta Part B 2000, 55, 1351-1371.
142. Borkowska-Burnecka, J. Microwave assisted extraction for trace element analysis of plant materials by ICP-AES. Fresenius' J. Analytical Chem. 2000, 358, 633-637.
143. Seco-Gesto, E. V.; Moreda-Piñeiro, A.; Bermejo-Barrera, A.; Bermejo-Barrera, P. Multi-element determination in raft mussels by fast microwave-assisted acid leaching and inductively coupled plasma-optical emission spectrometry. Talanta 2007, 72, 1178-1185.
144. Serafimovxki, I.; Karadjova, I. B.; Stafilov, T.; Tsalev, D. L. Determination of total arsenic and toxicologically relevant arsenic species in fish by using electrothermal and hydride generation atomic absorption spectrometry. Microchemical J. 2006, 83, 55-60.
145. Soriano, S.; Pereira Netto, A. D.; Cassella, R. J. Multivariate optimization of a microwave-assisted leaching procedure using dilute acid solutions for faas determination of cu, fe, mn, and zn in multivitamin=multimineral supplements. Analytical and Bioanalytical Chem. 2007, 387, 1113-1120.
146. Costa, L. M.; Gouveia, S. T.; Nóbrega, J. A. Comparison of heating extraction procedures for Al, Ca, Mg and Mn in tea samples. Analytical Sci. 2002, 18, 313-318.
147. Fernández-Pérez, V.; García-Ayuso, L. E.; Luque de Castro, M. D. Focused microwave Soxhlet device for rapid extraction of mercury, arsenic and selenium from coal prior to atomic fluorescence detection. Analyst 2000, 125, 317-322.
148. Fisher, J. A.; Scarlett, M. J.; Stott, A. D. Accelerated solvent extraction: An evaluation for screening of soils for selected U.S. EPA semivolatile organic priority pollutants. Environmental Sci. Technol. 1997, 31, 1120-1127.
149. Giergielewicz-Mozajska, H.; Dabrowski, L.; Namiesnik, J. Accelerated solvent extraction (ASE) in the analysis of environmental solid samples-Some aspects of theory and practice. Critical Reviews in Analytical Chem. 2001, 31, 149-165.
150. Carabias-Martínez, R.; Rodríguez-Gonzalo, E.; Revilla-Ruiz, P.; Hernández-Méndez, J. Pressurized lliquid extraction in the analysis of food and biological samples. J Chromatography A 2005, 1089, 1-17.
151. Kronholm, J.; Hartonen, K.; Riekkola, M.-L. Analytical extractions with water at elevated temperatures and pressures. Trends in Analytical Chem. 2007, 26, 396-412.
152. Alonso-Rodríguez, E.; Moreda-Piñeiro, J.; López-Mahía, P.; Prada-Rodríguez, D.; Fernández-Fernández, E.; Muniategui-Lorenzo, S.; Moreda-Piñeiro, A.; Bermejo-Barrera, A.; Bermejo-Barrera, P. Pressurized liquid extraction of organometals and its feasibility for total metal extraction. Trends in Analytical Chem. 2006, 25, 511-519.
153. Rico Varadé, C. M.; Luque de Castro,M. D. Determination of selenium in solid samples by continuous subcritical water extraction, flow injection derivatisation and atomic fluorescence detection. J. Analytical Atomic Spectrometry 1998, 13, 787-791.
154. Fernández-Pérez, V.; Jiménez-Carmona, M. M.; Luque de Castro, M. D. Continuous extraction with acidified subcritical water of arsenic, selenium and mercury from coal prior to on-line derivatisation-atomic fluorescence detection. J. Analytical Atomic Spectrometry 1999, 14, 1761-1765.
155. Jiménez-Carmona, M. M.; Fernández-Pérez, V.; Gualda-Bueno, M. J.; Cabanás-Espejo, J. M.; Luque de Castro, M. D. Acidified subcritical water extraction of major ash-forming elements from coal. Analytica Chimica Acta 1999, 395, 113-118.
156. Salvador F.; Merchán, M. D. USA Patent 5,400,642, 1995.
157. Morales-Muñoz, S.; Luque-García, J. L.; Luque de Castro, M. D. Acidified pressurized hot water for the continuous extraction of cadmium and lead from plant materials prior to ETAAS. Spectrochimica Acta Part B 2003, 58, 159-165.
158. Fernández-Pérez, V.; Jiménez-Carmona, M. M.; Luque de Castro, M. D. Continuous liquid-liquid extraction using modified subcritical water for the demetalisation of used industrial oils. Analytica Chimica Acta 2001, 433, 47-52.
159. Morales-Muñoz, S.; Luque-García, J. L.; Luque de Castro, M. D. Demetalization of oils resulting from recycled tires by liquid-liquid extraction using modified superheated water. An environmentally friendly approach. Talanta 2004, 63, 391-396.
160. Morales-Muñoz, S.; Luque-García, J. L.; Luque de Castro, M. D. Pressurised liquid-liquid extraction. An approach to the removal of inorganic non-metal species from used industrial oils. Chemosphere 2004, 56, 943-947.
161. Morales-Riffo, J. J.; Richter, P. Rapid determination of inorganic elements in airborne particulate matter by using acidified subcritical-water extraction and inductively-coupled plasma-optical-emission spectrometry. Analytical and Bioanalytical Chem. 2004, 380, 129-134.
162. Tavakoli, O.; Yoshida, H. Effective recovery of harmful metal ions from squid wastes using subcritical and supercritical water treatments. Environmental Sci. Technol. 2005, 39, 2357-2363.
163. Webb, B. L.; Hanks, D. H.; Jolley, V. D. A pressurized hot water extraction method for boron. Communication on Soil Science and Plant Analysis 2002, 33, 31-39.
164. Zougagh, M.; Valcárcel, M.; Ríos, A. Supercritical fluid extraction: A critical review of its analytical usefulness. Trends in Analytical Chem. 2004, 23, 399-405.
165. Heltai, G.; Percsich, K.; Hal-asz, G.; Jung, K.; Fekete, I. Estimation of ecotoxicological potential of contaminated sediments based on a sequential extraction procedure with supercritical CO2 and subcritical H2O solvents. Microchemical J. 2005, 79, 231-237.
166. Wanekaya, A. K.; Myung, S.; Sadik, O. A. Pressure assisted chelating extraction: A novel technique for digesting metals in solid matrices. Analyst 2002, 127, 1272-1276.
167. Alonso-Rodríguez, E.;Moreda-Piñeiro, J.; López-Mahía, P.;Muniategui-Lorenzo, S.; Prada-Rodríguez, D.; Moreda-Piñeiro, A.; Bermejo-Barrera, P. Use of chelating solvent-based pressurized liquid extraction combined with inductively coupled plasma-optical emission spectrometry for trace element determination in atmospheric particulate matter. J. Analytical Atomic Spectrometry 2007, 22, 1089-1096.
168. Maurí-Aucejo, A. R.; Arnandis-Chover, T.; Marín-Sáez, R.; Llobat-Estellés, M. Application of pressurized fluid extraction to determine cadmium and zinc in plants. Analytica Chimica Acta 2007, 581, 78-82.
169. Moreda-Piñeiro, J.; Alonso-Rodríguez, E.; López-Mahía, P.;Muniategui-Lorenzo, S.; Fernández-Fernández, E.; Prada-Rodríguez, D.; Moreda-Piñeiro, A.; Bermejo-Barrera, A.; Bermejo-Barrera, P. Pressurized liquid extraction as a novel sample pre-treatment for trace element leaching from biological material. Analytica Chimica Acta 2006, 572, 172-179.
170. Moreda-Piñeiro, J.; Alonso-Rodríguez, E.; López-Mahía, P.; Muniategui-Lorenzo,S.; Prada-Rodríguez, D.; Moreda-Piñeiro, A.; Bermejo-Barrera, A.; Bermejo-Barrera, P. As, Cd, Cr, Ni and Pb pressurized liquid extraction with acetic acid from marine sediment and soil samples. Spectrochimica Acta Part B 2006, 61, 1304-1309.
171. Moreda-Piñeiro, J.; Alonso-Rodríguez, E.; López-Mahía, P.; Muniategui-Lorenzo, S.; Prada-Rodríguez, D.; Moreda-Piñeiro, A.; Bermejo-Barrera, P. Determination of major and trace elements in human scalp hair by pressurized-liquid extraction with acetic acid and inductively coupled plasma-optical emission spectrometry. Analytical and Bioanalytical Chem. 2007, 388, 441-449.
172. Moreda-Piñeiro, J.; Alonso-Rodríguez, E.; López-Mahía, P.; Muniategui-Lorenzo, S.; Prada-Rodríguez, D.; Moreda-Piñeiro, A.; Bermejo-Barrera, P. Development of a new sample pre-treatment procedures based on pressurized liquid extraction for the determination of metals in edible seaweed. Analytica Chimica Acta 2007, 598, 95-102.
173. Holme, D. J.; Peck, H. Analytical Biochemistry, 2nd ed.; Wiley & Sons: New York, 1994.
174. Peña-Farfal, C.; Moreda-Piñeiro, A.; Bermejo-Barrera, P.; Pinochet-Cancino, H.; de Gregori-Henríquez, I. Use of enzymatic hydrolysis for the multi-element determination in mussel soft tissue by inductively coupled plasma-atomic absorption spectrometry. Talanta 2004, 64, 671-681.
175. Carpenter, R. C. The determination of cadmium, copper, lead and thallium in human liver and kidney tissue by flame atomic absorption spectrometry after enzymatic digestion. Analytica Chimica Acta 1981, 125, 209-213.
176. Vale, G.; Rial-Otero, R.; Mota, A.; Fonseca, L.; Capelo, J. L. Ultrasonic-Assisted Enzymatic Digestion (USAED) for total elemental determination and elemental speciation: A tutorial. Talanta 2008, 75, 872-884.
177. Abou-Shakra, F. R.; Rayman, M. P.; Ward, N. I.; Hotton, V.; Bastian, G. Enzymatic digestion for the determination of trace elements in blood serum by inductively coupled plasma mass spectrometry. J. Analytical Atomic Spectrometry 1997, 12, 429-433.
178. Bermejo-Barrera, P.; Fern-andez-Nocelo, S.; Moreda-Piñeiro, A.; Bermejo-Barrera, A. Usefulness of enzymatic hydrolysis procedures based on the use of pronase e as sample pre-treatment for multi-element determination in biological materials. J. Analytical Atomic Spectrometry 1999, 14, 1893-1900.
179. Tan, Y.; Marshall, W. D. Enzymic digestion-high-pressure homogenization prior to slurry introduction electrothermal atomic absorption spectrometry for the determination of selenium in plant and animal tissues. Analyst 1997, 122, 13-18.
180. Chen, X.; Marshall, W. D. Enzymatic digestion-high-pressure homogenization prior to slurry introduction graphite furnace atomic absorption spectrometry for selenium determination in plant and animal tissues. J. Agricultural and Food Chem. 1999, 47, 3727-3732.
181. Chen, H.; Hu, W.; Li, S. Q.; Wang, M. Direct determination of Cd and Pb in gel forming konjac samples by enzymatic hydrolysis assisted slurry sampling graphite furnace atomic absorption spectrometry. Mikrochimica Acta 2008, 162, 133-139.
182. Peña-Farfal, C.; Moreda-Piñeiro, A.; Bermejo-Barrera, A.; Bermejo-Barrera, P.; Pinochet-Cancino, H.; de Gregori-Henríquez, I. Speeding up enzymatic hydrolysis procedures for the multi-element determination in edible seaweed. Analytica Chimica Acta 2005, 548, 183-191.
183. Peña-Farfal, C.; Moreda-Piñeiro, A.; Bermejo-Barrera, A.; Bermejo-Barrera, P.; Pinochet-Cancino, H.; de Gregori-Henríquez, I. Ultrasound bath-assisted enzymatic hydrolysis procedures as sample pretreatment for the multielement determination in mussels by inductively coupled plasma atomic absorption spectrometry. Analytical Chem. 2004, 76, 3541-3547.
184. Capelo, J. L.; Ximénez-Embún, P.; Madrid-Albarrán, Y.; Cámara, C. Enzymatic probe sonication: Enhancement of protease-catalyzed hydrolysis of selenium bound to proteins in yeast. Analytical Chem. 2004, 76, 233-237.