Paper based device (PAD) for colorimetric determination of ranitidine in pharmaceutical samples by Guimarães F. Júnior, Jose, Roberto Barbosa de Lima, Allysson, John Duarte de Freitas, Alan, Duarte de Freitas, Johnnatan, Rodrigues Limad, Phabyanno, Caxico de Abreu, Fabiane, Meneses, Diogenes

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Analysis of Styrene Polymerization Without Surfactant and N2 Gas in Cylindrical Flask by Silva, Antony Ernesto dos Santos, Rodrigues, Wagner Cirilo, Cordeiro, Walker de Lima, Lima, Phabyanno Rodrigues, Sousa, Jonas dos Santos, Freitas, Alan John Duarte de, Freitas, Johnnatan Duarte de, Barros Filho, Djalma de Albuquerque

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PADRONIZAÇÃO DA SÍNTESE DOS PRINCIPAIS CONSTITUINTES FEROMONAIS DE INSETOS DOS GÊNEROS METAMASIUS E RHYNCHOPHORUS by FREITAS, JOHNNATAN DUARTE DE, FREITAS, ALAN JOHN DUARTE DE, CAVALCANTE, SARAH KELLY MELO, SANTOS, EDIELTON DOMINGOS, FREITAS, MIKAEL DE LIMA, GOULART, HENRIQUE FONSECA, SANT`ANA, ANTÔNIO EUZÉBIO GOULART

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TRANSESTERIFICATION REACTIONS WITH Mg0/I2 FOR THE SYNTHESIS OF SITOPHILATE, (2R, 3S) 1-ETHYLPROPYL-2-METHYL-3-HYDROXYPENTANOATE, AN AGGREGATION PHEROMONE FOR SITOPHILUS GRANARIUS L... by Freitas, Johnnatan Duarte de, Freitas, Alan John Duarte de, Silva, Cristian Bernardo da, Freitas, Jeniffer McLaine Duarte de, Goulart, Henrique Fonseca, Sousa, Jonas dos Santos, Coelho, Fernando Antônio Santos, Santana, Antônio Euzébio Goulart

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High-temperature and high-pressure ethylene polymerization using a cationic activated metallocene catalytic system by de Oliveira, Otanéa Brito, Brandão, Soraia Teixeira, de Freitas, Alan John Duarte, da Silva, Eleny Pires, Meneghetti, Simoni Margareti Plentz, Meneghetti, Mario Roberto

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