نتایج جستجو برای: especially crude oils
تعداد نتایج: 453404 فیلتر نتایج به سال:
The crude oils from the reservoirs of Mela-01 and Mela-04 wells located in Kohat Basin, Pakistan, were geochemically analyzed to evaluate origin, depositional conditions, thermal maturity rock units possible facies which these sourced. Gas chromatography-mass spectrometry (GC-MS) was performed on samples obtain biomarker non-biomarker parameters. Analyzed parameters, including carbon preference...
ABSTRACT This paper investigates the ignitability and effectiveness of burning crude oil spills at sea with respect to type oil, weathering time, seawater emulsion content. In event an or fuel spill sea, in situ can be a practical method removing preventing it from reaching vulnerable coastlines. However, specific chemistry its resulting behavior dictates how well this works. order understand b...
Extensive documentation on the antimicrobial properties of essential oils and their constituents has been carried out by several workers. Although the mechanism of action of a few essential oil components has been elucidated in many pioneering works in the past, detailed knowledge of most of the compounds and their mechanism of action is still lacking. This knowledge is particularly important f...
A simple and efficient method to analyze the volatile and semivolatile organic compounds in crude oils has been developed based on direct immersion solid-phase microextraction coupled to comprehensive two-dimensional gas chromatography/time-of-flight mass spectrometry (DI-SPME-GC × GC/TOFMS). A novel fiber, multiwalled carbon nanotubes/hydroxyl-terminated silicone oil (MWNTs-TSO-OH), was prepar...
Methanolic extracts of leaves of Eucalyptus camaldulensis and Terminalia catappa were studied for in vitro microbial activities by agar dilution method. The phytochemical analysis of the crude extracts of the medicinal plants revealed the presence of saponin, saponin glycosides, steroid, cardiac glycoside, tannins, volatile oils, phenols and balsam (gum). The methanolic extracts of the two plan...
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