نتایج جستجو برای: mgcl2
تعداد نتایج: 2405 فیلتر نتایج به سال:
In this experimental work, Manganese oxide (MnO2), Zinc oxide (ZnO), Iron oxide (Fe2O3) and Magnesium chloride (MgCl2) were used as activating flux to investigate the effects for SS 304 in tungsten inert gas (TIG) welding. Ultimate tensile strength, percentage elongation, Penetration depth and width were studied of material SS 304. The experimental results indicated that the MnO2 and Fe2O3 flux...
The beneficial effects of adenosine triphosphate (ATP)-MgCl2 administered as a bolus following fluid infusion or in combination with the infusion fluid were investigated in rabbits subjected to severe but reversible haemorrhagic shock. ATP-MgCl2 treatment led to a significant improvement of the metabolic functions of lung and liver tissue. Kidney tissue showed the same tendency, but the improve...
A series of oligonucleotides of different sequences have been cloned to study DNA curvature. Several DNA fragments containing these oligonucleotides in various numbers of repeats were analyzed in 10% polyacrylamide gels. A strong gel migration anomaly was found for dA4 sequences; a comparably very small but clearly detectable anomaly was observed for dA3 (both in a repeat length of 10 base-pair...
HDL-cholesterol (HDL-C) values measured by precipitation (sodium phosphotungstate-MgCl2) and direct methods were compared with those obtained by HPLC with a new column (TSKgel Lipopropak) and an eluent (TSKeluent LP-1). The HDL-C values determined by the precipitation method were significantly (P <0.001) lower than those by the HPLC method, whereas the HDL-C values by the direct method were sli...
H 9 : Mg : Cl = 0,152 : 0,575 : 1,080, d.h. es lag ein Gemisch von 0,152 Mol ,HMgCl‘ mit 0,423 Mol MgCl2 (beide solvatisiert mit THF) vor. Bei der Bestimmung des aktiven Wasserstoffs wurde eine mit fl. N2 gekühlte, mit Kieselgel gefüllte Falle vorgeschaltet um eventuell bei der Hydrolyse freigesetztes Äthan (C2H5MgCl = HCl —> C2H6 + MgCl2) vom gebildeten Wasserstoff ab zutrennen. In keinem Ver...
Organic tofu using organic compatible coagulants of magnesium chloride and three polysaccharides including carrageenan, guar gum and gum Arabic were generated. For MgCl2 coagulated tofu, carrageenan significantly increased the hardness from 969.5 g to 1210.5 g whereas guar gum (0.6g) decreased the hardness to 505.5 g. Interestingly, gypsum and guar gum (0.6g) increased the yield of tofu signifi...
در پژوهش حاضر، ابتدا به روش سردکردن مذاب، فعال سازی منیزیم کلرید با استفاده از اتانول انجام و محصول افزایشی (mgcl2.3.3etoh (a0 تهیه شد. سپس، الکل زدایی از نمونه افزایشی تهیه شده (a0) با روش های گرمایی و شیمیایی مدنظر قرار گرفت. در فرایند الکل زدایی گرمایی، با اعمال دما و فشار کنترل شده در زمان های مختلف، دو پایه a1 و a2 با نسبت متفاوت از اتانول به منیزیم کلرید (به ترتیب برابر با ۲/۷ و ۱/۸) ت...
Magnesium chloride, though cost wise roughly same as of ferrous sulphate, is less commonly used coagulant in comparison to the ferrous sulphate for the treatment of wastewater. The present study was conducted to investigate the comparative effectiveness of ferrous sulphate (FeSO4.7H2O) as iron based salt and magnesium chloride (MgCl2) as magnesium based salt in terms of decolorization and chemi...
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