Výsledky vyhledávání - "Jonas da Silva Sousa"

Pesticide residues in groundwater and surface water: recent advances in solid-phase extraction and solid-phase microextraction sample preparation methods for multiclass analysis by gas chromatography-mass spectrometry

Autor: Jonas da Silva Sousa, Hélio O. Nascimento, Hiago de O. Gomes, Ronaldo Ferreira do Nascimento

Publikováno v: Microchemical Journal. 168:106359

This brief review reports the literature involving analyses of the classes of pesticides in surface water and groundwater with attention to the toxicity of multiclass pesticides (e.g., carbamates, neonicotinoids, organochlorines, organophosphates, an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e3643aae35686627b3991a0a85631136
https://doi.org/10.1016/j.microc.2021.106359

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Evaluation of an analytical methodology using QuEChERS and GC-SQ/MS for the investigation of the level of pesticide residues in Brazilian melons

Autor: Cleidiane Gomes Lima, Gilliane de Albuquerque Andrade, Lucélia Katia Lima, Maria Aparecida Liberato Milhome, Jonas da Silva Sousa, Ronaldo Ferreira do Nascimento, Rubens Carius de Castro

Publikováno v: Food chemistry. 141(3)

A multiresidue method based on the sample preparation by modified QuEChERS and detection by gas chromatography coupled to single quadruple mass spectrometers (GC-SQ/MS) was used for the analysis of 35 multiclass pesticides in melons (Cucumis melo ino

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e24d7d11539f7e63717f99eeb273d460
https://pubmed.ncbi.nlm.nih.gov/23871010

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Validation and Uncertainty of the method for multiresidue analysis of 35 pesticides in melon using Gas Chromatography Coupled to Quadrupole Mass Spectrometry (GC-QP/MS)

Autor: Maria Aparecida Liberato Milhome, R C de Castro, Lucélia Katia Lima, Cleidiane Gomes Lima, Jonas da Silva Sousa, Ronaldo Ferreira do Nascimento, G A Andrade

Publikováno v: Journal of Physics: Conference Series. 575:012032

QuEChERS method and detection in GC/SQ-MS were validated for the analysis of 35 pesticides in melon. Validation parameters (selectivity, linearity, LOD, LOQ, accuracy and precision) were determined according ABNT NBR 14029:2005. The recoveries rates

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d1c16c4167aa9f7da72f089f92230121
https://doi.org/10.1088/1742-6596/575/1/012032

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Desenvolvimento de modelos de calibração multivariada em espectroscopia de infravermelho próximo para ácidos graxos em amostras de carne bovina

Autor: SOUSA, J. da S.

Publikováno v: Repositório Institucional da EMBRAPA (Repository Open Access to Scientific Information from EMBRAPA-Alice)
Empresa Brasileira de Pesquisa Agropecuária (Embrapa)
instacron:EMBRAPA

A bovinocultura brasileira tem mostrado promissor destaque no mercado internacional quando comparada a outras commodities. Já se conhece o importante papel de ácidos graxos na complementaridade da alimentação humana. Por outro lado, estudos relac

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::93f81c1db2bdc7987f834eef89a85301
http://www.alice.cnptia.embrapa.br/alice/handle/doc/1079277

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