نتایج جستجو برای: h2o2 3 ml of 30 wv
تعداد نتایج: 21430885 فیلتر نتایج به سال:
چکیده زمینه و هدف: نیکل یکی از آلایندههای مهم ناشی از صنایع مختلف مانند آبکاری و باطری سازی میباشد که حضور آن در محیط زیست مخاطره انگیز است. مطالعه حاضر بر روی حذف نیکل با استفاده از روش اکسیداسیون پیشرفته در حضور نانو ذرات زیرکونیا، سیلیکا و پر اکسید هیدروژن از محلولهای مایی متمرکز میباشد. مواد و روش کار: پس از ساخت پایلوت، کارایی فرایندهای UV/H2O2/ZrO2 و UV/H2O2/SiO2 در حذف نیکل مورد بررس...
In the title compound, [(Ph(3)P)(2)N](+)·[Cl-H-Cl](-) or C(36)H(30)NP(2) (+)·Cl(2)H(-), the H atom of the [Cl-H-Cl](-) anion and the N atom of the [(Ph(3)P)(2)N](+) cation are located on a twofold axis, yielding overall symmetry 2 for both the cation and the anion. The central P-N-P angle [144.12 (13)°] of the cation is in the expected range and indicates only weak cation-anion inter-actions. T...
PURPOSE To determine the ability of the aqueous humor to generate and degrade H2O2, the effect of environmental factors such as oxygen tension and temperature, and the constituents contributing to the observed results. METHODS Aqueous humor was carefully removed from bovine eyes within 3 hours of death. Standard and new techniques were used to follow H2O2 degradation and formation. Catalase a...
The current study was performed with aim of evaluating antioxidant, cytotoxicity, ?-amylase, and ?-glucosidase inhibitory activities mutagenicity properties Martynia annua mediated Chitosan nanoparticles (MAL-CNPs). green synthesized MAL-CNPs were characterized confirmed through several characterization techniques, including UV-visible spectroscopy (UV-Vis), high-resolution transmission electro...
We have completed our seasonal monitoring of hydrogen peroxide and water vapor on Mars using ground-based thermal imaging spectroscopy, by observing the planet in March 2014, when water vapor is maximum, and July 2014, when, according to photochemical models, hydrogen peroxide is expected to be maximum. Data have been obtained with the Texas Echelon Cross Echelle Spectrograph (TEXES) mounted at...
Previous studies have suggested that hepatocyte apoptosis may be a fundamental underlying mechanism of liver injury and diseases, such as liver fibrosis. Relaxin‑3 has been reported to have anti‑fibrotic actions in the heart and to attenuate isoproterenol‑induced myocardial injury; however, the beneficial role of relaxin‑3 on hepatocyte apoptosis remains to be elucidated. The aim of the present...
The mesoscale variability of water vapour (WV) in the troposphere is a highly complex phenomenon and modelling and monitoring the WV distribution is a very important but challenging task. Any observation technique that can reliably provide WV distribution is essential for both monitoring and predicting weather. The global navigation satellite system (GNSS) tomography technique is a powerful too...
The aim of our work was to compare cytotoxic and membrane-damaging effects of O. majorana L. essential oil and linalool on Hep G2 and to investigate their possible protective (antioxidant) effects against H2O2 induced membrane damage. The oils were investigated by GC and GC-MS and antioxidant activity was evaluated by DPPH and -carotene–linoleic acid assays. Assessment of cell viability was ma...
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