نتایج جستجو برای: calcium chloride

تعداد نتایج: 247665  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی امیرکبیر(پلی تکنیک تهران) - دانشکده مهندسی شیمی 1387

تغلیظ آب میوه در صنعت برای کم کردن هزینه های ذخیره سازی، بسته بندی و جابجایی صورت می گیرد. در اینجا برآنیم تا با بررسی یکی از روش های جدید برای تغلیظ آب هویج، اثر پارامترهای مختلف را در سطح آزمایشگاهی روی آن بررسی کنیم. روش جدید استفاده شده، تقطیر اسمزی نام دارد و از این روش برای تغلیظ اب هویج در دما و فشار محیط استفاده شد. اساس این روش بر پایه انتقال بخار آب از یک محلول آبی رقیق به یک محلول آب...

Journal: :iranian endodontic journal 0
payman mehrvarzfar hengameh akhavan sara ghasemi fatemeh khodaei sohrab tour savadkouhi omid dianat

introduction: mineral trioxide aggregate (mta) mixed with normal saline has short working time, delayed setting time, and poor consistency when used as an apical plug. a preliminary study suggested that substituting normal saline with ky jelly or 5% calcium chloride (cacl 2 ) as a vehicle expedites the setting time of mta. the present in vitro study compared the microleakage of proroot mta mixe...

Journal: :Food Science and Technology International, Tokyo 1998

Journal: :Himičeskaâ fizika i mezoskopiâ 2019

Journal: :Folia Pharmacologica Japonica 2013

Journal: :Electrochimica Acta 2022

Novel eutectic mixtures have been produced using calcium chloride hexahydrate as the hydrogen bond acceptor, together with ethylene glycol donor. The liquids are found to increased conductivity, decreased viscosity and a lower glass transition temperature compared most deep solvents quaternary ammonium salts. Additionally, metal speciation was be almost same in commonly-used choline chloride: D...

2010
Jayvadan K. Patel Jayant R. Chavda Moin K. Modasiya

Alginate based floating in situ gelling systems of famotidine (FIGF) were prepared by dissolving varying concentrations of alginate in deionized water containing sodium citrate, to which varying concentrations of drug and calcium chloride was added and dissolved by stirring. Results of preliminary trials indicate that concentrations of sodium alginate, calcium chloride and sodium citrate affect...

Journal: :Journal of Solid State Chemistry 2020

Journal: :Zeitschrift fur Naturforschung. Section C, Biosciences 1975
S P Marfey R Van Meter M E Bartlet

Dialysis rates of cholesterol, calcium chloride dihydrate and of their mixture in 90% aqueous dioxane through Visking cellulose membrane were characterized by half-escape times (t1/2) of 2.2, 1.0 and 10.5 hours, respectively. Slow dialysis rate observed with the mixture was due to complex formation between four molecules of cholesterol and two molecules of calcium chloride dihydrate, molecular ...

2011
Ajay Gaur

In-situ forming polymeric formulations drug delivery systems is in solution form before administration in the body, but once administered, undergoes gelatin in-situ to form a gel. The formulation of gel depends upon factors like temperature modulation, pH changes, presence of ions and ultra-violet irradiation, from which drug gets released in sustained and controlled manner. The object of this ...

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