نتایج جستجو برای: 5 0c
تعداد نتایج: 1216151 فیلتر نتایج به سال:
In this study, the effects of some environmental storage conditions – light, temperature and humidity on the stability of the steroidal drug, hydrocortisone sodium succinate injection were investigated. The drug samples were stored at varying conditions of light, temperature (0C, 28C and 60C) and humidity, after which each sample was assayed at weekly intervals for their content of the drug usi...
The present paper deals with the synthesis of terpolymer films of MMA-STY-AN and their physical properties were studied. The films were translucent, brittle and light yellow in colour. The films were found water permeable. The films were soluble in most of non polar solvents. The softening range of alloy films was found in between 89–119 0C. The specific conductance of terpolymer films was foun...
In this new year, energy urgency and climate debasement as a result of CO2 emanation consumption ozone layer has turned into fundamentally bigger problems to both industrially developed countries. solar operated thermoelectric refrigeration system, we can use Peltier modules which does not require refrigerants or other components like evaporators, compressors, condensers etc. Solar is used for ...
Electroimmunodiffusion, Chloroplast, C F r Content 1. Electroimmunodiffusion can be used for routine specific quantitative microdeterminations of photosynthetic ATP-synthase. The method has been worked out for samples of both the dissociated (C F ,) and the membrane bound enzyme (C F 0C F ,) . 2. Only a monospecific antiserum against C F , is required for relative determinations of C F] in any ...
In the present work, a continuous microreactor was designed to study the effect of miniaturization on bioreactors for the production of invertase from S. cerevisiae MM01 in a microfluidic environment. In order to simplify the analysis and considering typical production strategies at laboratory scale, 250 ml baffled flasks and a 2.5 l batch bioreactor were used as bench-scale models for the perf...
Future scenarios for the oceans project combined developments of CO2 accumulation and global warming and their impact on marine ecosystems. The synergistic impact of both factors was addressed by studying the effect of elevated CO2 concentrations on thermal tolerance of the coldeurythermal spider crab Hyas araneus from the population around Helgoland. Here ambient temperatures characterize the ...
A 29-year-old female patient with Ebstein anomaly was referred to our division for drugresistant symptomatic wide-complex tachycardia. Her preprocedural electrocardiograms showed a sinus rhythm without delta wave and a wide-complex short RP tachycardia with a rate of 150 bpm during palpitation. During conventional electrophysiologic study earliest local activation times during the tachycardia w...
Relevance. Cold exposure increases sympathetic activity and blood pressure. It can also promote intensification of hypertension symptoms its progress in winter. However, the mechanisms this phenomenon are poorly understood. Intention: To determine dynamics cardiovascular parameters young people with different initial autonomic regulation heart rate during experimental general cold exposure. Met...
Kajmak is a specific dairy product with long term tradition of manufacture in Serbia and few South-East European countries. It manufactured from the thin layer formed on surface hot milk during cooling process. may be consumed as fresh, immediately after manufacture, or maturation period, ripened Kajmak. usually up to 30 days at 15-18 0C stored refrigerator 4 0C. In this work we investigated ef...
اخیراً استفاده از معرف های تثبیت شده بر روی جامدات به دلیل سهولت جداسازی از محیط واکنش گسترش یافته است. در اینجا قصد داریم کاربرد ppa-al2o3 را به عنوان کاتالیزور اسیدی جامد که از پلی فسفریک اسید و آلومینا تهیه می شود را برای تهیه مشتق های کینولین و آریل متیلن بیس (3-هیدروکسی-2- سیکلوهگزن- 1-اون ها) گزارش کنیم. مشتق های کینولین از واکنش 2-آمینوبنزوفنون با ?-دی کتون ها و یا ?-کتو استرها و یا کتون ...
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