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documento electrónico
VEIGA, NICOLAS ; RIVERO HUGUET, MARIO E. ; HUERTAS, RAQUEL | 2008In the present work, a simple spectrofluorometric method for the determination of selenium in biological materials using microwave-assisted digestion was improved. The conditions of reduction of Se(VI) to Se(IV) and its complexation with DAN wer[...]
Article : texto impreso
ANDREA DE NIGRIS, Autor ; PABLO FRANCO, Autor ; HEIJO, GONZALO, Autor ; HUERTAS, RAQUEL, Autor ; EDUARDO MÉNDEZ, Autor ; VIERA, SANTIAGO, Autor |El LATU, la Intendencia de Montevideo y la Universidad de la República trabajaron mancomunadamente para validar nuevas metodologías analíticas para la determinación de plomo en aire, qué podrán ser usadas en Uruguay en diferentes ámbitos de apli[...]
documento electrónico
MELISSA VERGER, Autor ; LORENA TCHORBADJIAN, Autor ; ELENA DARRÉ, Autor ; HUERTAS, RAQUEL, Autor | Montevideo [URUGUAY] : Laboratorio Tecnológico del Uruguay (LATU) | 2019Due to the different toxicity of arsenic species (arsenite- As+3 > arsenate As+5 > dimethyl arsenic acid-DMA > monomethyl arsenic acid -MMA) and the prevalence of arsenic in rice crops, knowledge about the speciation of arsenic in rice is a m[...]
documento electrónico
DIANA MÍGUEZ CARAMÉS, Autor ; MASSA, ENRIQUE, Autor ; VIERA, SANTIAGO, Autor ; PÉREZ, RAMIRO, Autor ; ELENA DARRÉ, Autor ; PIODA, CAROLINA, Autor ; KEEL, KAREN, Autor ; BOUVIER, MARIA E., Autor ; CARNIKIAN, AGUSTIN, Autor ; CARRARA, MARIA VICTORIA, Autor ; HUERTAS, RAQUEL, Autor ; MARTINEZ, MARIA JOSE, Autor | Montevideo [URUGUAY] : Laboratorio Tecnológico del Uruguay (LATU) | 2009Lead is a toxic heavy metal that can be deposited in bed sediments, usually associated to particulate matter of iron and manganese oxides. Thus, sediments become a route of exposure to Pb for aquatic organisms. Benthic organisms ingest and com[...]
documento electrónico
DIANA MÍGUEZ CARAMÉS, Autor ; MASSA, ENRIQUE, Autor ; VIERA, SANTIAGO, Autor ; PÉREZ, RAMIRO, Autor ; ELENA DARRÉ, Autor ; PIODA, CAROLINA, Autor ; KEEL, KAREN, Autor ; BOUVIER, MARIA E., Autor ; CARNIKIAN, AGUSTIN, Autor ; CARRARA, MARIA VICTORIA, Autor ; HUERTAS, RAQUEL, Autor ; MARTINEZ, MARIA JOSE, Autor | 2012Bioassays of two sites along the Rio Negro in Uruguay indicate ecotoxicity, which could be attributable to trace concentrations of lead in river sediments. Monthly samples at two sites at Baygorria and Bonete locations were analyzed for both par[...]Article : texto impreso
RIVERO HUGUET, MARIO E., Autor ; HUERTAS, RAQUEL, Autor ; FRANCINI, LORENA, Autor ; ELENA DARRÉ, Autor |Dentro INNOTEC (No. 1, dic. 2006)The United Nations General Assembly declared the year 2004 the International Year of Rice and the concept "Rice is life". The largest nutritional problems occurring globally are protein-energy malnutrition, and Ca, Fe, I, Zn, and vitamin A defic[...]
documento electrónico
The United Nations General Assembly declared the year 2004 the International Year of Rice and the concept Rice is Life. The largest nutritional problems occurring globally are proteinenergy malnutrition, and Ca, Fe, I, Zn, and vitamin A deficien[...]
documento electrónico
ELENA DARRÉ ; RIVERO HUGUET, MARIO E. ; HUERTAS, RAQUEL | Montevideo [URUGUAY] : Laboratorio Tecnológico del Uruguay (LATU) | 2008The alkali earth metal strontium has four naturally occurring isotopes: Sr-84, -86, -87, and -88. Twelve other isotopes are radioactive and Sr-90 (half-life 28.78 years) is of greatest importance. In 1986, the world's worst nuclear power acciden[...]
documento electrónico
Y. C. WONG, Autor ; D. W. M. SIN, Autor ; YIU-CHUNG YIP, Autor ; L. VALIENTE, Autor ; A. TOERVENYI, Autor ; WANG, J., Autor ; G. LABARRAQUE, Autor ; P. GUPTA, Autor ; D. SONI, Autor ; SURMANDI, Autor ; E. HWANG, Autor ; C. YAFA, Autor ; OKTAY CANKUR, Autor ; E. UYSAL, Autor ; G. TURK, Autor ; HUERTAS, RAQUEL, Autor | 2009A Comité Consultatif pour la Quantité de Matière (CCQM) inter-laboratory comparison program, CCQM-P97, for the analysis of cadmium and lead in Herba Demodii Styracifolii was organized by the Hong Kong Government Laboratory. The objective of the [...]
documento electrónico
F. CAMPOS, Autor ; ÁLVARO ROEL, Autor ; G. CARRACELAS, Autor ; MELISSA VERGER, Autor ; HUERTAS, RAQUEL, Autor ; CARLOS PERDOMO, Autor | 2022This research sought to minimize inorganic arsenic levels in polished rice grain by using different irrigation and phosphorous fertilization practices while also maintaining crop yield and water productivity. Two experiments were conducted durin[...]
documento electrónico
G. CARRACELAS, Autor ; J. HORNBUCKLE, Autor ; MELISSA VERGER, Autor ; HUERTAS, RAQUEL, Autor ; S. RICCETTO, Autor ; F. CAMPOS, Autor ; ÁLVARO ROEL, Autor | Montevideo [URUGUAY] : Laboratorio Tecnológico del Uruguay (LATU) | 2019Rice is the most important staple component of the human diet worldwide. The higher amounts of arsenic accumulation in its grain in relation to other crops, determines a potential toxicity risk to humans. This research project aimed to determine[...]
documento electrónico
VILA, LILIANA, Autor ; ELENA DARRÉ, Autor ; RIVERO HUGUET, MARIO E., Autor ; HUERTAS, RAQUEL, Autor ; FRANCINI, LORENA, Autor | 2006The United Nations General Assembly declared the year 2004 the International Year of Rice under the concept Rice is Life. The largest nutritional problems occurring globally are protein-energy malnutrition, Ca, Fe, I, Zn and vitamin A deficienci[...]Article : texto impreso
RIVERO HUGUET, MARIO E., Autor ; HUERTAS, RAQUEL, Autor ; FRANCINI, LORENA, Autor ; VILA, LILIANA, Autor ; ELENA DARRÉ, Autor |Dentro INNOTEC (No. 1, dic. 2006)The United Nations General Assembly declared the year 2004 the International Year of Rice under the concept "Rice is Life". The largest nutritional problems occurring globally are protein-energy malnutrition, Ca, Fe, I, Zn and vitamin A deficien[...]
documento electrónico
ÁLVARO ROEL, Autor ; F. CAMPOS, Autor ; MELISSA VERGER, Autor ; HUERTAS, RAQUEL, Autor ; G. CARRACELAS, Autor | 2022Characterization of the country internal variability of arsenic (As) accumulation in rice grain across different rice production regions is very important in order to analyze its compliance with international and regional limits. A robust sampli[...]
documento electrónico
HEIDI GOENAGA-INFANTE, Autor ; R. STURGEON, Autor ; TURNER, JAMES C., Autor ; R. HEARN, Autor ; M. SARGENT, Autor ; P. MAXWELL, Autor ; L. YANG, Autor ; A. BARZEV, Autor ; Z. PEDRERO, Autor ; C. CÁMARA, Autor ; V. DÍAZ HUERTA, Autor ; M.L. FERNÁNDEZ SÁNCHEZ, Autor ; A. SANZ-MEDEL, Autor ; K. EMESE, Autor ; P. FODOR, Autor ; W. WOLF, Autor ; R. GOLDSCHMIDT, Autor ; V. VACCHINA, Autor ; J. SZPUNAR, Autor ; L. VALIENTE, Autor ; HUERTAS, RAQUEL, Autor ; G. LABARRAQUE, Autor ; C. DAVIS, Autor ; R. ZEISLER, Autor ; G. TURK, Autor ; E. RIZZIO, Autor ; L.G. MACKAY, Autor ; RICHARD MYORS, Autor ; DAVID SAXBY, Autor ; SHANE ASKEW, Autor ; W. CHAO, Autor ; W. JUN, Autor | 2008Results of an international intercomparison study (CCQM-P86) to assess the analytical capabilities of national metrology institutes (NMIs) and selected expert laboratories worldwide to accurately quantitate the mass fraction of selenomethionine [...]
