نتایج جستجو برای: ph process

تعداد نتایج: 1456341  

Journal: :Acta Scientiarum-technology 2021

Water-soluble mucilage extracted from flaxseed has excellent hydrocolloid potential in gel formation; moreover, it can become a product of high technological value the food, pharmaceutical and cosmetic industries because viscosity aqueous solution. The aim current study is to investigate effect extraction medium pH on yield soluble fiber content. In addition, purification step was evaluated thr...

Journal: :Chemical Engineering Journal 2021

This work focuses, for the first time, on mechanistic modelling of wastewater disinfection by solar photo-Fenton process using controlled simulated radiation. At circumneutral pH, iron precipitates forming hydroxides and significantly affecting optical properties water. In this regard, radiation transfer in reactor has been taken into account. The proposed model considers that inactivation bact...

ژورنال: سلامت و محیط زیست 2011
جوادی, امیر حسین, محوی, امیر حسین, ناصری, سیمین, نبی زاده, رامین, همتی برجی, سعیده,

Backgrounds and Objectives: Phenol and phenolic compounds are widely used in industry and daily liFe, and are of high interest due to stability in the environment, dissolution ability in water and health problems. In this regard, phenol removal from water is of high importance. The purpose of this study was to investigate the efficiency of photodegradation process for removal of phenol from aqu...

Journal: :caspian journal of environmental sciences 2012
r. shemshadi

in the present study seven synthetic polymers were used as adsorbents for the removal of cd(ii) from aqueous solution. the equilibrium studies were systematically carried out in a batch process, covering various process parameters that include agitation time, adsorbent dosage, and ph of the aqueous solution. the analyzing system was an atomic absorption spectrometer (perkin-analyst 100). it was...

Journal: :Agronomy 2021

Sanitization by pH adjustment of dairy and pig slurries was evaluated for potential use as organic fertilizer in horticulture. This requires absence Salmonella 25 g slurry less than 1000 Escherichi coli colony-forming unit per gram fresh (Regulation (EU) 2019/1009). Additives used the alkalinization acidification treatments, included hydroxide-salts nitrogen-based reactants to increase a basic ...

Journal: :The Journal of Cell Biology 1990
B M Phelps D E Koppel P Primakoff D G Myles

On terminally differentiated sperm cells, surface proteins are segregated into distinct surface domains that include the anterior and posterior head domains. We have analyzed the formation of the anterior and posterior head domains of guinea pig sperm in terms of both the timing of protein localization and the mechanism(s) responsible. On testicular sperm, the surface proteins PH-20, PH-30 and ...

Journal: :Virology 2004
Angel M Paredes Davis Ferreira Michelle Horton Ali Saad Hiro Tsuruta Robert Johnston William Klimstra Kate Ryman Raquel Hernandez Wah Chiu Dennis T Brown

Alphaviruses have the ability to induce cell-cell fusion after exposure to acid pH. This observation has served as an article of proof that these membrane-containing viruses infect cells by fusion of the virus membrane with a host cell membrane upon exposure to acid pH after incorporation into a cell endosome. We have investigated the requirements for the induction of virus-mediated, low pH-ind...

In this study, Saccharum bengalense(SB) was used as biosorbent for the removal of Mn (II) ions from aqueous solution. The influence of biosorbent dose, time, pH and temperature was investigated in the biosorption process. Studies showed that by increasing pH of the solution, metal removing efficiency of Saccharum bengalensefrom the aqueous environment was enhanced but to a specific extent, ...

2006
Wolfgang Ziller Chenxu He

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