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pro vyhledávání: '"Gabriel M Fernandes"'
Autor:
Diandra Nunes Barreto, Vanderli G Leal, Josiele A. M Conrado, Gabriel M Fernandes, Caio Cesar Souza Machado, Alex D Batista, Sidnei G. da Silva, João Flávio da S Petruci
Publikováno v:
Química Nova, Vol 44, Iss 9, Pp 1184-1191 (2021)
Molecular absorbance and fluorescence measurements are usually performed by benchtop or portable USB spectrophotometers or fluorometers. However, even the simplest configuration of these instruments requires considerable financial input, which is not
Externí odkaz:
https://doaj.org/article/18bcd0635e5e4e3dadd69f44a48c0645
Autor:
Josiele Aparecida M. Conrado, Caio Cesar Souza Machado, Gabriel M. Fernandes, Sidnei G. Silva, Diandra Nunes Barreto, Vanderli Garcia Leal, Alex D. Batista, João Flávio da Silveira Petruci
Publikováno v:
Química Nova, Vol 44, Iss 9, Pp 1184-1191 (2021)
Química Nova, Volume: 44, Issue: 9, Pages: 1184-1191, Published: 08 NOV 2021
Química Nova v.44 n.9 2021
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Química Nova, Volume: 44, Issue: 9, Pages: 1184-1191, Published: 08 NOV 2021
Química Nova v.44 n.9 2021
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Molecular absorbance and fluorescence measurements are usually performed by benchtop or portable USB spectrophotometers or fluorometers. However, even the simplest configuration of these instruments requires considerable financial input, which is not
Autor:
Rafaela Silva Lamarca, Gabriel M. Fernandes, Alex D. Batista, Weida R. Silva, Diandra Nunes Barreto, João Flávio da Silveira Petruci, Paulo Gomes
Publikováno v:
Analytica Chimica Acta. 1135:187-203
Colorimetric techniques have been developed and used in routine analyses for over a century and apparently all their potentialities have been exhaustively explored. However, colorimetric techniques have gained high visibility in the last two decades
Autor:
Alex D. Batista, Gabriel M. Fernandes, Rodrigo A.A. Munoz, Rafael M. Cardoso, André L. Squissato, Afonso F. João
Publikováno v:
Microchemical Journal. 146:1134-1139
The presence of Fe(III) can catalyse fuel degradation processes, providing their inefficient burning and increasing the emission of harmful gases into the atmosphere. Thereby, Brazilian National Petroleum Agency establishes a strict limit for the max
Publikováno v:
Microchemical Journal. 159:105463
The presence of copper ions in sugarcane spirits is harmful due to the high toxicity to humans and its maximum allowed concentration is defined as 5 mg L−1, according to the Brazilian agency of agricultural e food (ANVISA). In order to monitor the