J. Braz. Chem. Soc. vol.23 número4

The antioxidant activities and total polyphenolic content of five multifloral and four orange blossom Brazilian honey samples and their phenolic extracts were

Exhaust emissions of metals were determined in coarse and fine particulate matter collected in a location characterized by light-duty vehicular flux. The results for coarse

Master curves of phase angle ( δ ) for pure asphalt binder and modified binders as a function of frequency at a reference temperature of 25 °C... the modifications are highlighted

The energy decomposition analysis shows that the para -substituted groups modulate the intensity of the electrostatic component of the interaction without affecting the

We wish to acknowledge financial support from the Excellent Scientific and Technological Team of Yunnan High School (2010CI08), the Young Academic and Technical Leader

Careful study of the absence of matrix effect considered as the lack of significant differences (P < 0.05) between the signal of the pesticide in solvent and its response acquired

The BT adapted pretreateatment of the carbon fiber ultramicroelectrodes produces on CF-UME, a reproducible surface that allowed the background subtraction procedure even at

The higher chromatographic peak areas of ethyl acetate, ethyl hexanoate and ethyl octanoate were a main contribution for the differentiation of Vale dos Vinhedos samples from