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Nickel catalysts supported on ZrO2, Y2O3-stabilized ZrO2 and CaO-stabilized ZrO2 for the steam reforming of ethanol: Effect of the support and nickel load
(ELSEVIER SCIENCE BV, 2008)
Catalysts with various nickel loads were prepared on supports of ZrO2, ZrO2-Y2O3 and ZrO2-CaO, characterized by XRD and TPR and tested for activity in ethanol steam reforming. XRD of the supports identified the monoclinic ...
Polymorphic stability of darunavir and its formulation
(2016-03-01)
Darunavir (DAR) is a synthetic antiretroviral drug widely used around the world as an important component of HIV therapy. Usually, DAR is commercialized at ethanolate crystalline form. Under different environmental conditions, ...
Colorimetric assay of ethanol using alcohol dehydrogenase from dry baker's yeast
(Elsevier B.V., 2007-02-05)
Alcohol dehydrogenases (ADHs) are oxidoreductases present in animal tissues, plants, and microorganisms. These enzymes attract major scientific interest for the evolutionary perspectives, afforded by their wide occurrence ...
Stability study of darunavir ethanolate tablets applying a new stability-indicating HPLC method
(2013)
Chemical and physical degradation of drugs may result in altered therapeutic efficacy and even toxic effects. Therefore, the aim of this work was to study the stability of darunavir and to develop and validate a liquid ...
Understanding the stability of Co-supported catalysts during ethanol reforming as addressed by in situ temperature and spatial resolved XAFS analysis
(Academic Press Inc Elsevier ScienceSan DiegoEUA, 2012)
Antioxidant Activity of Phenolic Compounds in Ethanolic Extract of Hibiscus sabdariffa L. on Oxidative Stability of Soybean Oil
(2021-12-01)
Background: The current interest in natural antioxidants from vegetable sources, mainly in bioactive antioxidants, has been increasing in Brazil. The Hibiscus sabdariffa L. is rich in bioac-tive compounds, besides having ...