Determinación de compuestos fenólicos y capacidad antioxidante de la vitis rotundifolia michx

Solución de problemas de ruteo de vehículos con restricciones de capacidad usando la teoría de grafos

─ Graph theory is atool for solving Capacitated Vehicle Routing Problem (CVRP). This paper describes the application of software based on graph theory to analyze and solve CVRP in a nationwide freight company.The analysis was performed on a fleet of 13 vehicles with similar technical specifications and load capacity (15 tons). Medellin and its metropolitan area municipalities were the origin ch...

Evaluación comparativa de la capacidad de desinfección de equipos generadores de ozono domésticos para el tratamiento de agua

The main objective of this work was the comparison results of domestic ozone generator equipment for water treatment made in Cuba (equipment C), with two similar equipment made abroad (equipment A and B). The comparison was based on the microbiological requirements established in the Mexican Official Standard NOM -180SSA11998, Environmental Health. Water for human use and consumption. Treatment...

Description de Hyalomma dromedarii (Koch 1844) Morphologie de la larve et de la nymphe

Spectrophotometric Determination of Phenolic Compounds in Propolis

Three spectrophotometric methods were evaluated in order to determine total phenolic compounds content in propolis from Tucumán, Argentina; applying the Folin-Ciocalteau, Prussian blue and ophenanthroline methods. The Prussian blue method was the most sensitive one although it was also unstable. The o-phenanthroline method may be more reliable and proved to be quite sensitive and stable. FolinC...

Etude sur la digestion pancratique de la caseine pour la production de la toxine tetanique