Buscar
Mostrando ítems 31-40 de 1759
Abscisic acid and indole-3-acetic acid contents in orange trees infected by Xylella fastidiosa and submitted to cycles of water stress
(Kluwer Academic PublDordrechtHolanda, 2003)
Intramolecular interactions in alpha-mono-substituted acetic acids through C-13 NMR chemical shifts and theoretical calculations
(Canadian Soc Analytical Sciences & SpectroscopyOttawaCanadá, 2000)
Indole ring oxidation by activated leukocytes prevents the production of hypochlorous acid
(Associação Brasileira de Divulgação Científica (ABRADIC), 2005-11-01)
Hypochlorous acid (HOCl) released by activated leukocytes has been implicated in the tissue damage that characterizes chronic inflammatory diseases. In this investigation, 14 indole derivatives, including metabolites such ...
Plant growth regulators optimization for in vitro cultivation of the orchid Guarianthe skinneri (Bateman) Dressier & W.E.Higgins
(Facultad de Ciencias Naturales y Oceanográficas, Universidad de Concepción, 2010)
Gas-phase synthesis of hydroxyacetophenones by acylation of phenol with acetic acid
(Elsevier Science, 2004-09)
The gas-phase synthesis of aromatic ketones via acylation of phenol with acetic acid was studied on SiO2–Al2O3, Al-MCM-41, zeolites HY and ZSM5, and tungstophosphoric acid (HPA) supported on MCM-41 and carbon. At contact ...
Non-aqueous Titration of Gatifloxacin in Pharmaceutical Formulations using Perchloric Acid
(2003-10-01)
An inexpensive, simple, precise and rapid method for the determination of fluoroquinolone gatifloxacin in tablets is described. The procedure is based on the use of volumetric dosage in a non-aqueous medium in glacial ...
Synthesis, characterization and thermogravimetric study of zinc and cadmium acetates-polyaniline hybrids
(Elsevier Science BvAmsterdamHolanda, 2004)
Experimental measurements of vapor-liquid equilibria at low pressure: Systems containing alcohols, esters and organic acids
(Elsevier Science, 2010-01)
In this work the vapor-liquid equilibria for nine binary mixtures (methanol + acetic acid, methanol + methyl acetate, methanol + water, methyl acetate + acetic acid, water + acetic acid, ethyl acetate + acetic acid, ethanol ...
Efeito de auxinas sinteticas no enraizamento in vitro da macieira.
(Pesquisa Agropecuaria Brasileira, Brasilia, v.34, n.2, p.181-86, fev. 1999., 2011)
Evaluation of alternative methods for the disinfection of toothbrushes
(2010-01-01)
The aim of this study was to evaluate alternative methods for the disinfection of toothbrushes considering that most of the previously proposed methods are expensive and cannot be easily implemented. Two-hundred toothbrushes ...