Search
Now showing items 221-230 of 249
Desenvolvimento de métodos para determinação de metilbrometo de homatropina em produtos farmacêuticos empregando turbidimetria em fluxo e titulação condutimétrica.
(Universidade Federal de São Carlos, 2004-07-23)
Antimuscarinic compounds are drugs, which play important role on the central nervous system. The most widely used are atropine, escopolamine, homatropine and homatropine methylbromide. These drugs are utilized in several ...
Estudo do processo de eletrodeposição e caracterização de ligas de Sn-Zn
(Universidade Federal de São Carlos, 2009-05-27)
This study evaluated the electrodeposition processes of Sn, Zn and Sn-Zn alloy in the absence and presence of tartaric acid as complexing agent. Initially all the systems studied were evaluated by Cyclic Voltammetry to ...
Estrutura e propriedade fotoluminescente do titanato de bário e cálcio obtido pelo método de polimerização de complexos (MPC)
(Universidade Federal de São Carlos, 2008-06-16)
The synthesis and characterization of Ba1-xCaxTiO3 (BCT) for x = 5; 10; 15; 20; 40 e 80 % mol that crystallizes in a perovisquita structure were studied in this work. The BCT material was synthesized by CPM which allows ...
Estudo químico de plantas com atividades sobre insetos sociais
(Universidade Federal de São Carlos, 2007-12-05)
The chemical control of pest, which uses conventional insecticides, shows a number of advantages to agriculturists due to its efficiency, lower cost and facility of use in related to others. However, the utilization of the ...
Alguns aspectos químicos envolvidos na interação Hypsipyla grandella (broca-do-mogno e Swietenia macrophylla (Mogno)
(Universidade Federal de São Carlos, 2002-11-08)
The interaction between Hypsipyla grandella (Mahogany bore) and Swietenia macrophylla was studied in order to understand the chemical and ecological aspects involved on this process. H. grandella is a shoot borer lepdoptera ...
Análise de metabólitos secundários produzidos por fungos endofíticos associados à Cupressus lusitanica
(Universidade Federal de São Carlos, 2009-02-12)
Some phytopatogenic fungi found in Cupressus species produces phytotoxins very aggressive to the host plant. Surprisingly, these toxins are diterpenoids structures, as well as some endogenus metabolites in Cupressus species. ...
Metabolismo secundário de fungos endofíticos do gênero Penicillium associados às plantas Murraya paniculata (Rutaceae) e Melia azedarech (Meliaceae).
(Universidade Federal de São Carlos, 2005-12-14)
The Penicillium sp. A, Penicillium sp. B (M. paniculata) and P. herquei (M. azedarach) fungus were grown in liquid media (Czapeck s)
and also in solid media (rice). After the inoculation of the fungus, their grownth
were ...
Contribuição ao estudo do metabolismo micromolecular de Xylaria sp., um fungo endofítico isolado de Sapindus saponaria
(Universidade Federal de São Carlos, 2006-12-15)
This work reports the study of a surprising plant microorganism relationship, involving the plant Sapindus saponaria, which is rich in antigungal saponins, and an endophyte fungus isolated from the pericarpe of the fruits ...
Estratégias para a determinação de minoxidil
(Universidade Federal de São Carlos, 2009-09-04)
In this work methods for determining minoxidil (MX) in commercial samples and electrolytes of synthetic plasma and urine are presented. The minoxidil is a pharmaceutical whose blood vessel dilation property is used in the ...
Desenvolvimento de método analítico com emprego da espectrometria de absorção atômica para a determinação de Cd, Fe, Pb e Zn em amostras de interesse alimentício
(Universidade Federal de São Carlos, 2008-07-31)
Analytical chemistry plays a fundamental role in proposing fast and reliable procedures to analyze food samples. Proper selection and introduction of complementary foods reduces the vulnerability to micronutrient deficiencies. ...