[PDF] Top 20 J. Braz. Chem. Soc. vol.20 número10
Has 10000 "J. Braz. Chem. Soc. vol.20 número10" found on our website. Below are the top 20 most common "J. Braz. Chem. Soc. vol.20 número10".
J. Braz. Chem. Soc. vol.20 número10
... últimos 20 anos, dobrou, enquanto o número de retratações aumentou 20 vezes, possivelmente como consequência do aparecimento de melhores sistemas de detecção, especialmente de plágio como o Déjà vu, 5 e ... See full document
1
J. Braz. Chem. Soc. vol.20 número10
... with 20 µL loop, connected in series to a PDA detector (Shimadzu, model SPD-M20A) and a mass spectrometer with an ion-trap analyzer from Bruker Daltonics (model Esquire 4000, Bremen, ... See full document
8
J. Braz. Chem. Soc. vol.20 número10
... Laser induced breakdown spectroscopy (LIBS) is further developed for the detection of gunshot residue (GSR) on the hands of a suspected shooter. To develop the procedure, 114 samples were obtained by pressing a small ... See full document
8
J. Braz. Chem. Soc. vol.20 número10
... A facile and general procedure is presented for diethylamine-catalyzed double crossed aldol condensation of cyclic ketones with various aromatic aldehydes under aqueous condit[r] ... See full document
27
J. Braz. Chem. Soc. vol.20 número10
... In the present work the comparison of the quantitative results obtained with the HPLC recommended method with those resulted from the UV-Visible diffuse relectance determination proced[r] ... See full document
7
J. Braz. Chem. Soc. vol.20 número10
... The reaction between iodo and N -methyl-piperazine or thiomorpholine in water, in the presence of KI, led to the formation of stable and easy to handle amine-iodine complexes, as the c[r] ... See full document
5
J. Braz. Chem. Soc. vol.20 número10
... Quantiication of Selenium Species in Petroleum Reinery Wastewaters using Ion Chromatography Coupled to Post-Column Isotope Dilution Analysis ICP-MS.. Ignacio García Alonso a and Alfred[r] ... See full document
9
J. Braz. Chem. Soc. vol.20 número10
... last 20 years has doubled, but the number of retractions has increased 20 times, possibly due to improved detection systems, especially for plagiarism, such as “Déjà vu”, 5 and ... See full document
1
J. Braz. Chem. Soc. vol.20 número10
... 7. Andrade, C. A. S.; Correia, M. T. S.; Coelho, L. C. B. B.; Nascimento, S. C.; Santos-Magalhães, N. S.; Int. J. Pharm. 2004, 278, 435; Maciel, E. V. M.; Araujo-Filho, V. S.; Nakazawa, M.; Gomes, Y. M.; Coelho, ... See full document
18
J. Braz. Chem. Soc. vol.20 número10
... both from Merck were used for preparing the modiier solution. A series of certiied reference materials (CRMs) was analyzed and they are listed throughout the work. Two biopsy human liver samples were also analyzed. All ... See full document
6
J. Braz. Chem. Soc. vol.20 número10
... 11. Liaw, D. J.; Huang, C. C.; Chen, W. H.; Polymer 2006, 47, 2337. 12. Chang, Y. T.; Shu, C. F.; Macromolecules 2003, 36, 661. 13. Liaw, D. J.; Chen, W. H.; Polym. Degrad. Stab. 2006, 91, 1731. 14. ... See full document
8
J. Braz. Chem. Soc. vol.20 número10
... B.V. S.; Reddy, A. S.; J. Mol. Catal. A: Chem. 2008, 280, 219; Yadav, J. S.; Reddy, B. V. S.; Aravind, S.; Kumar, G. G. K. S. N.; Madhavi, C.; Kunwar, A. C.; Tetrahedron 2008, 64, 3025; Yadav, ... See full document
12
J. Braz. Chem. Soc. vol.20 número10
... recorded on a Bruker AC 200 spectrometer (200.13 MHz), at 25 ºC, using DMSO-d 6 (Merck) as the solvent. The assignment of all exchangeable protons (OH, NH) was conirmed by the addition of D 2 O (Sigma). Chemical shift ... See full document
20
J. Braz. Chem. Soc. vol.20 número10
... This work reports the composition of the volatile oils from aerial parts of ive specimens and of the essential oil from the fruits of one specimen of Poiretia bahiana that were harvest[r] ... See full document
18
J. Braz. Chem. Soc. vol.20 número10
... 10.0 mL portion was transferred to the voltammetric cell, individually. The samples were diluted 20 times and spiked with various concentrations of Tyr and Ep. The concentrations were obtained by applying standard ... See full document
8
J. Braz. Chem. Soc. vol.20 número10
... 174 Results for biodiesel from different fat sources agreed with those obtained by the procedures recommended by the European norms EN14108 and EN14109 based on sample dilution[r] ... See full document
23
J. Braz. Chem. Soc. vol.20 número10
... Tyr 20, it may be concluded that a change in the structure of calyx (Trp 19 environment) may affect the adjacent residue (Tyr 20) and move it into a less hydrophobic environment (Figure ... See full document
8
J. Braz. Chem. Soc. vol.20 número10
... their written informed consent prior to anticipating in the study at Ramadan Specialized Hospital (Tanta City, Egypt). They were caffeine and alcohol free and avoided all medication for at least 24 h before and during ... See full document
10
J. Braz. Chem. Soc. vol.20 número10
... Este trabalho descreve um foto-reator para a execução “in line” da degradação de compostos orgânicos através da reação de foto-Fenton, utilizando-se de um sistema de Análise por Injeção Sequencial (SIA). Uma solução do ... See full document
5
temas relacionados