نتایج جستجو برای: gas chromatographymass spectrometry gcms
تعداد نتایج: 326793 فیلتر نتایج به سال:
In this work, ZnCaO2 (zinc oxide-calcium oxide) nanocomposite were synthesized at different temperatures (500-700°C) by sol-gel method based on polymeric network of polyvinyl alcohol (PVA). The synthesized samples were characterized by SEM/EDAX, FT-IR and XRD techniques. It was found that synthesized nanocomposites have 1.62, 2.05 and 13.91%wt of CaO, respectively. The obtained results show tha...
Cloud water samples from Whiteface Mountain, NY were used to develop a combined sampling and gas chromatography-mass spectrometric (GCMS) protocol for evaluating the complex mixture of highly polar organic compounds (HPOC) present in this atmospheric medium. Specific HPOC of interest were mono- and di keto-acids which are thought to originate from photochemical reactions of volatile unsaturated...
Background: The present study examines the various complications and impurities of alcoholbased hand sanitizers during COVID-19 among health workers in Hamadan City, Iran. Methods: This cross-sectional was conducted on 178 healthcare different hospitals affiliated with University Medical Sciences. inclusion criteria included personnel working dedicated to care treatment patients City. A researc...
Abstract Background Eucalyptus globulus leaf has shown promising potential in its efficacy to manage some diseases but little is known about safety and use the management of diabetes. This study was designed identify bioactive compounds present extract (EGLEX), assess toxic effects oral glucose tolerance ability. Powdered extracted with methanol using standard extraction procedure. Preliminary ...
Abstract We previously reported soybean fields double-cropped with winter wheat having reduced cyst nematode (SCN) ( Heterodera glycines ) counts compared to fallow. A follow-up metagenomics study identified several fungal and bacterial taxa enriched in fields, some were parasitize SCN. Knowing that phytocompounds potential nematicidal activity are released via roots stubble, we implemented a d...
Fried and baked banana-based snacks are popular in South East Asia and banana chip is popular in other countries, such as India, Indonesia, China, African countries, etc; these snacks may contain acrylamide in concentration which may be of concern due to its toxicity. This study was carried out to determine acrylamide concentration in popular banana based snacks in Malaysia using a modified met...
In this work, ZnCaO2 (zinc oxide-calcium oxide) nanocomposite were synthesized at different temperatures (500-700°C) by sol-gel method based on polymeric network of polyvinyl alcohol (PVA). The synthesized samples were characterized by SEM/EDAX, FT-IR and XRD techniques. It was found that synthesized nanocomposites have 1.62, 2.05 and 13.91%wt of CaO, respectively. The obtained results show tha...
Abstract The current study has portrayed the synthetic mixtures of Themeda quadrivalvis using gas chromatography–mass spectrometry (GCMS), combination green silver nanoparticles (AgNPs) formed with macrolide antimicrobials. counter microbial effects were investigated various concentrates plant compounds, AgNPs, and macrolide-formed AgNPs against respiratory microorganisms. GCMS examination show...
The objective of the study is to observe the anti-motion sickness effect of volatile oil extract of Pinelia ternata in rats, compare the strength of anti-motion sickness action between the Pinelia ternata volatile oil extract and the dimenhydrinate, and analyze the constituents in volatile oil of Pinelia ternata. Rats with frequency is 0.05Hz, the peak speed of 240°/s rotated to stimulate, evok...
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