Quantificação e composição química de cera epicuticular de folhas de eucalipto

De Química

SYNTHESIS OF BIODIESEL: A CONTEXTUALIZED EXPERIMENT PROPOSAL FOR THE GENERAL CHEMISTRY LABORATORY. The contextualized understanding of concepts in Chemistry by students from other areas is a challenging task. In this experiment, the synthesis of biodiesel is done by base catalyzed transesterification of refined soy oil with methanol at room temperature and common glassware found in any chemistr...

Desenvolvimento de um sistema de análise de imagem para quantificação do tamanho e distribuição de partículas de desgaste

This paper describes the development of an image analysis system for wear particles found in industrial equipment lubricating oil. Hence, it was utilized an image acquisition system to capture image samples of the oil held in filter membranes. An analytical methodology was also developed to classify the particles quantitatively and qualitatively, relating them to the wear mode where they had be...

Comparação entre folhas sombreadas de sete clones adultos de seringueira

Comparisons among shade leaves of seven adult rubber tree plants In rubber trees the raw material for latex synthesis becomes, in short term, from the photosynthetic process performed mostly by leaves under sub-saturate radiation. In this study were evaluated and compared the following parameters in six clones selected by Instituto Agronômico de Campinas (IAC) with one another and with the trad...

Vaccination antirougeoleuse: Etude de l'immunité humorale chez les enfants Vaccinés de la région de Tunis

Parasites du sang de divers animaux de la region de Tehran