Technology offer: Know-how in analytical atomic spectrometry and applied analysis
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1 Technology offer: Know-how in analytical atomic spectrometry and applied analysis
2 Technology offer: Know-how in analytical atomic spectrometry and applied analysis SUMMARY The Analytical Atomic Spectrometry Group of the University of Alicante has a broad experience in the development of elemental analysis methods using spectroscopic techniques. The main activities of the group deal with the development of: (i) analytical methods in several research and industrial fields, mainly environmental (waters, soils, etc.), foods, toys, footwear, etc.; and, (ii) analytical instrumentation such as sample introduction systems for atomic spectrometry techniques or full equipments for sample treatment and analysis. TECHNOLOGY DESCRIPTION INTRODUCTION The Analytical Atomic Spectrometry Group of the University of Alicante was founded at the end of the 1980 s. The main activities of the research group deal with the development of: Analytical methods in several research and industrial fields. Analytical instrumentation. EXPERIENCE Main specific aspects in which the Group have experience are the following: 1. Development of analytical methods for: a) Total analysis and speciation of macro and micronutrients in soils and sludges using microwave radiation. b) Continuous and discontinuous methods for the analysis of chemical oxygen demand in waters using microwave radiation. c) Speciation and analysis of chromium in samples from the footwear and tannery industries Phone.: Fax: otri@ua.es 2
3 d) Speciation and analysis of hazardous species in polymers used in the toy industry e) Clays characterization: particle characterization and elemental and ionic composition f) Overcoming non-spectral matrix interferences in inductively coupled plasma atomic emission spectrometry (ICP-AES) and inductively coupled plasma mass spectrometry (ICP-MS) 2. Development and characterization of analytical instrumentation: a. Different sample introduction systems for atomic spectrometry techniques such as ICP-AES and ICP-MS: nebulizers (pneumatic and thermal), desolvation systems (based in the use of microwave radiation) b. A system for the analysis of total and free chlorine species in water samples c. An automatic device for the determination of the chemical oxygen demand in industrial waste waters RESEARCH FIELDS OF INTEREST The Atomic Spectrometry Group of the University of Alicante is working on the following research fields: Aerosol characterization. Sample transport phenomena in atomic spectrometry techniques. Development and characterization of different sample introduction systems in ICP- AES and ICP-MS. Matrix effects in ICP-AES and ICP-MS. Environmental analysis: waters, soils, etc. Food analysis. Analysis of organometallic compounds. Polymer elemental analysis and speciation. Wine analysis and characterization. Allergenic dyes: analysis in foods and footwear. Phone.: Fax: otri@ua.es 3
4 EQUIPMENT The Atomic Spectrometry Group of the University of Alicante owns the following techniques and equipment: Inductively coupled plasma atomic emission spectrometry: Thermo-Jarrel Ash. Ionic Chromatograhy: Methrom. Microwave sample digestion: CEM MSP Atomic Absorption /Emission Spectrometry: Varian SpectrAA 55; Varian SpectrAA 10 Plus; Varian SpectrAA 20 Plus provided with electrothermal atomization (GTA 96) and hydride generation (VGA 76). UV/VIS Spectrometry. FTIR Spectrometry: Bruker Vector 22. Aerosol/particle characterization: Malvern Mod 2600 c; TSI 3071A. PROJECTS UNDER DEVELOPMENT A new aerosol generation and desolvation system based on the use of microwave energy for sample introduction in ICP-AES and ICP-MS. Analysis of organotin compounds by ICP-AES and ICP-MS using different sample introduction systems. New methods for the elemental analysis and characterization of wines. Clays characterization. Polymer analysis. Analysis of allergenic dyes in foods and footwear. RECENT PUBLICATIONS Maestre, S., Mora, J., Todolí, J.L., Canals, A., Evaluation of several commercially available spray chambers for use in Inductively Coupled Plasma Atomic Emission Spectrometry, Journal of Analytical Atomic Spectrometry, 61-68, 14 (1999). Phone.: Fax: otri@ua.es 4
5 Guerrero, M., Todolí, J.L. Mora, J., Canals, A., Rapid determination of toxic elements in finger paints by microwave assisted acid digestion and atomic spectrometry detection, Analytical Letters, , 32 (1999). J. Margineda, M. Rojo and J. Muñoz, A. Canals, L. Gras, J. Mora, J.L. Todolí, V. Hernandis, Insight into the interaction of the microwave radiation with droplets of interest in analytical chemistry, Spectrochimica Acta part B, 54 (1999) J. Mora, L. Gras, E. H. van Veen, M.T.C. de Loos-Vollebregt, Electrothermal vaporization of mineral acid solution in inductively coupled plasma mass spectrometry. Comparison with sample nebulization, Spectrochimica Acta partb, 54 (1999) L. Gras, J. Mora, J.L. Todolí, A. Canals, V. Hernandis, Desolvation of acid solutions in inductively coupled plasma atomic emision spectrometry by infrared radiation. Comparison with a system based on microwave radiation, Spectrochimica Acta partb, 54 (1999) L. Gras, M. T. C. de Loos-Vollebregt, Limitating effects on transport efficiency by matrix load in inductively coupled plasma optical emission spectrometry with electrothermal vaporization sample introduction, Spectrochimica Acta partb, 55 (2000) M. Catasús, J.L. Todolí, L. Gras, V. Hernandis, Selection of the operating conditions for overcoming acids and sodium chloride non-spectroscopic interferences in inductively coupled plasma atomic emission spectrometry: effect of the liquid-to- vapor mass ratios, Journal of Analytical Atomic Spectrometry, 15 (2000) J. L. Todolí, S. E. Maestre, J. Mora, A. Canals, V. Hernandis, The role of the spray chamber in inductively coupled plasma atomic emission spectrometry at very low liquid flow rates, Fresenius Journal of Analytical Chemistry, 368, (2000.) J. Mora, J. L. Todolí, F. J. Sempere, A. Canals, V. Hernandis, Analysis of lubricating oils by FAAS using a single-bore high pressure pneumatic nebulizer, Analyst, 125, (2000) S. Maestre, J. Mora, L. Gras, J.L. Todolí, Study of the matrix effects produced by inorganic species in Inductively Coupled Plasma Atomic Emission Spectrometry with several spray chambers, Canadian Journal of Analytical Sciences and Spectroscopy, 45 (2000) 5-6, J.M. Cano, J.L. Todolí, V. Hernandis, J. Mora, The role of the nebulizer on the sodium interferent effects in inductively coupled plasma atomic emission spectrometry, Journal of analytical atomic spectrometry,17 (2002) Phone.: Fax: otri@ua.es 5
6 J.L. Todolí, V. Hernandis, L. Gras, J.. Mora, Elemental matrix effects in ICP-AES. A review, Journal of Analytical Atomic Spectrometry, 17 (2002) S. Maestre, J. Mora, J.L. Todolí, Studies about the origin of the non spectroscopic interferences caused by sodium and calcium in ICP-AES. Influence of the spray chamber design, Spectrochim. Acta Part B, 57 (2002) L. Gras, H. Contreras, Elimination of nitric acid interference in ICP-AES by using a cyclonic spray chamber/nafion membrane-based desolvation system, Journal of Analytical Atomic Spectrometry, 17 (2002) L. Gras, M.L. Álvarez y A. Canals, Evaluation of new models for drop size distribution prediction of aerosols in atomic spectrometry: pneumatic nebulizers, Journal of Analytical Atomic Spectrometry, 17 (2002) L. Gras, A. Canals, A. Cuesta, M.R. Hernández, New ultrasound assisted chemical oxygen demand determination, Ultrasonics Sonochemistry, 9 (2002) S. Maestre, J. Mora, J.L. Todolí, New system for the direct determination of total organic carbon dissolved organic carbon and inorganic carbon in water samples through inductively coupled plasma atomic emission spectrometry, Anal. Chem., 75 (2003) J. Mora, S. Maestre, V. Hernandis, J.L. Todolí, Liquid sample introduction in Plasma Spectrometry, Trends Anal. Chem., 22 (2003) COLLABORATION WITH COMPANIES AND ORGANIZATIONS Grupo Rimar, S.L. (Alicante, Spain). Instituto Tecnológico del Calzado y conexas: INESCOP (Elda, Alicante, Spain). Labaqua, S.A. (Alicante, Spain). Uralita Tejados, S.A. (Alicante, Spain). Instituto Tecnológico del Juguete: AIJU (Ibi, Alicante, Spain). I.D. Electroquímica, S.L. (Alicante, Spain). Yesos Ibéricos, S.A. (Alicante, Spain). Pescados Amaro González, S.A. (Alicante, Spain). Phone.: Fax: otri@ua.es 6
7 MEMBERS OF THE GROUP The Atomic Spectrometry Group of the University of Alicante has an 8 people team of staff members and researchers. INNOVATIVE ASPECTS A high theoretical and applied knowledge is available and it allows to improve and to develop new analytical methods and instrumentation which could be of interest for several industry and research fields. CURRENT STATE OF DEVELOPMENT New analytical methods and some of the instrumentation developed are tested at laboratory scale. INTELLECTUAL PROPERTY RIGTHS The Analytical Atomic Spectrometry Group of the University of Alicante owns the knowhow. Some instrumentation (sample introduction systems for use in ICP-AES and ICP-MS) developed have been patented. MARKET APPLICATION The technology and know-how could be of interest to several industries: food, toys, footwear, plastic, packaging, etc. Phone.: Fax: otri@ua.es 7
8 COLLABORATION SOUGHT The Analytical Atomic Spectrometry Group of the University of Alicante is interested in: Establishing projects to design and develop analytical methods for the elemental analysis of foods, polymers, environmental samples, etc. Design and characterization of new sample introduction systems for atomic spectrometry techniques (mainly ICP-AES and ICP-MS). Carrying out analyses of problematic samples by atomic spectrometric techniques. Instruct people interested in perform the tasks involved in those analyses, with training courses designed specifically for each situation. CONTACT DETAILS Víctor Manuel Pérez Lozano Phone: Fax: URL: Phone.: Fax:
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