Buscar
Mostrando ítems 61-70 de 7979
OZONATION OF SEDIMENTS FROM AN URBAN LAKE: AN EXPLORATORY INVESTIGATION
(BRAZILIAN SOC CHEMICAL ENG, 2011)
An exploratory investigation was conducted on the effects of application of ozone on the removal of organic and inorganic contaminants and the reduction of settleable solids in urban lake sediments. Homogenized sediment ...
Impact of treated sewage effluent on soil fertility, salinization, and heavy metal content
(Inst Agronomico, 2021-01-01)
A long-term experiment (2013 to 2017) of treated sewage effluent (TSE) levels via fertigation in a humid tropical region was installed in Jaboticabal, state of Sao Paulo, Southeast of Brazil, to evaluate the impact of TSE ...
Applied geophysics on a soil contaminated site by chromium of a tannery in motuca (SP)
(2016-01-01)
The management of contaminated sites includes the purchase of a data set ranging from the historical information of the occurrence, preliminary and detail diagnostic, monitoring and remediation. The settlement Monte Alegre ...
Comparison of Antimicrobial Activity between Chemical Disinfectants on Contaminated Orthodontic Pliers
(2015-08-01)
AIM: To compare the antimicrobial activity of the chemical substances--70% isopropyl alcohol, 2% glutaraldehyde (GTA) and 0.25% peracetic acid (PAA) in disinfecting orthodontic pliers contaminated in vitro with Streptococcui ...
Relevance of leaf surface contamination for assessing chemical composition of bromeliads in a restinga forest
(SPRINGER, 2008)
Resuspended soil and other airborne particles adhered to the leaf surface affect the chemical composition of the plant. A well-defined cleaning procedure is necessary to avoid this problem, providing a correct assessment ...
Clostridium perfringens in ingredients of poultry feed and control of contamination by chemical treatments
(Poultry Science Assoc Inc, 2013-12-01)
Broiler feed can include meat and bone animal meal and vegetable meal, and one of the major contaminants of these feed components can be Clostridium perfringens. Because chemicals have the potential to inhibit the growth ...
Remediation of phenanthrene-contaminated soil by simultaneous persulfate chemical oxidation and biodegradation processes
(Springer Heidelberg, 2014-06)
Polycyclic aromatic hydrocarbons (PAHs) are ubiquitous compounds with carcinogenic and/or mutagenic potential. To address the limitations of individual remediation techniques and to achieve better PAH removal efficiencies, ...
Inorganic Contaminants in Bee Pollen from Southeastern Brazil
(Amer Chemical SocWashingtonEUA, 2010)