Zobrazeno 1 - 10
of 217
pro vyhledávání: '"Korn, Maria das Graças A."'
Autor:
de Carvalho, Wellington Correia, de Sousa, Thaís Luz, de Jesus, Ana Cláudia Lima, Souza, Laís Araújo, dos Santos, Luana Cardoso, da Silva, Saul Vislei Simões, Santos, Daniele Cristina Muniz Batista, de Freitas Santos Júnior, Aníbal, Korn, Maria das Graças Andrade
Publikováno v:
In Journal of Trace Elements in Medicine and Biology September 2022 73
Akademický článek
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Autor:
Souza, Sidnei O., Pereira, Talita Reis S., Ávila, Dayara Virgínia L., Paixão, Luciane B., Soares, Sarah Adriana R., Queiroz, Antônio Fernando S., Pessoa, Amália Geíza G., Korn, Maria das Graças A., Maranhão, Tatiane A., Araujo, Rennan Geovanny O.
Publikováno v:
In Food Chemistry 1 February 2019 273:106-114
Autor:
Rodrigues, S. Sofia M., Lima, Adriana S., Teixeira, Leonardo S.G., Korn, Maria das Graças A., Santos, João L.M.
Publikováno v:
In Fuel 30 January 2014 117 Part A:520-527
Autor:
Morte, Elane Santos da Boa, Barbosa, Isa dos Santos, Santos, Elisângela Costa, Nóbrega, Joaquim Araújo, Korn, Maria das Graças Andrade
Publikováno v:
In Food Chemistry 1 March 2012 131(1):348-352
Autor:
Lira, Liliana Fátima Bezerra, dos Santos, Daniele C.M.B., Guida, Mauro A.B., Stragevitch, Luiz, Korn, Maria das Graças A., Pimentel, Maria Fernanda, Paim, Ana Paula Silveira
Publikováno v:
In Fuel November 2011 90(11):3254-3258
Publikováno v:
Journal of the Brazilian Chemical Society, Vol 17, Iss 2, Pp 357-363 (2006)
Quality Control Materials (QCM) have being used routinely in daily laboratory work as a tool to fill the gap between need and availability of Certified Reference Materials (CRM). The QCM are a low-cost alternative to CRMs, and they are in high demand
Externí odkaz:
https://doaj.org/article/0faf0ccedb5940228c3b7cbd73fc3ee4
Autor:
Korn Maria das Graças A., Santos Jr. Aníbal de Freitas, Jaeger Helena V., Silva Nívia Maria S., Costa Antônio C. Spínola
Publikováno v:
Journal of the Brazilian Chemical Society, Vol 15, Iss 2, Pp 212-218 (2004)
Two procedures have been proposed and compared for separation and preconcentration of trace amounts of manganese, copper, and zinc in saline samples. The procedures are based in the use of Amberlite XAD-7 and an anion-exchanger Dowex 1X8-50 loaded wi
Externí odkaz:
https://doaj.org/article/d136361b0f9f4894a62c2905c04cc62e
Autor:
Santos Júnior Aníbal de Freitas, Korn Maria das Graças Andrade, Jaeger Helena Valli, Silva Nívia Maria Silveira, Costa Antonio Celso Spínola
Publikováno v:
Química Nova, Vol 25, Iss 6b, Pp 1086-1090 (2002)
The aim of this work was to explore the possibility of the application of a non-ionic resin obtained by impregnation of Alizarin Red S (VAS) in Amberlite XAD-7 for manganese, copper and zinc separation and preconcentration in saline matrices. For the
Externí odkaz:
https://doaj.org/article/264cd0463989459dbb45fdb9f6104250
Publikováno v:
Journal of the Brazilian Chemical Society, Vol 13, Iss 5, Pp 674-678 (2002)
A procedure for separation and pre-concentration of trace amounts of cadmium, copper, lead, nickel, and zinc in brine samples has been proposed. It is based on the adsorption of metal ions onto dithizone co-crystallized with microcrystalline naphthal
Externí odkaz:
https://doaj.org/article/b2ef8f6295464bed9d5eb69db87f2912