نتایج جستجو برای: molar ratio

تعداد نتایج: 530958  

With an increase in the global pollution, there is requirement for an alternative to the fossil fuels. Non-edible vegetable oils are highly promising for producing liquid fuels like diesel. Jatropha is a potential feedstock for biodiesel, currently utilized in India and many parts of the world. The optimization of reaction conditions such as temperature, time, catalyst and molar ratio for biodi...

Journal: Pollution 2020

With an increase in the global pollution, there is requirement for an alternative to the fossil fuels. Non-edible vegetable oils are highly promising for producing liquid fuels like diesel. Jatropha is a potential feedstock for biodiesel, currently utilized in India and many parts of the world. The optimization of reaction conditions such as temperature, time, catalyst and molar ratio for biodi...

This study aims to investigate the capability of forming itraconazole containing niosomes with Span 60 and Brij 58 as non-ionic surfactants. Lower cost and higher stability makes niosomes a more suitable choice in comparison with liposomes.The capability to form vesicles as an itraconazole delivery system and the influence of different factors such as type of surfactant and molar ratio of chole...

B. Sathyaseelan K. Sivakumar, S. Sambasivam T. Alagesan

Nanocrystalline particles of Cerium Oxide (CeO2) have been prepared by the chemical precipitation method using Cerium nitrate and Urea with a molar ratio of 1:2. The results revealed that the formation of CeO2 fine particles is influenced by molar ratio of metal nitrates to fuel. Well faceted CeO2 nanoparticles, were synthesized by thermal-assisted dissociation ...

In this work, we report synthesis and characterization of copper nanoparticles in polymer matrix by wet-chemical reduction method using ascorbic acid as reducing agent, copper (II) sulfate as metal precursor and polyvinylpyrrolidone k-30 (PVP K-30) as surfactant agent. The reaction was carried out in a high-speed stirring mixture at room temperature under nitrogen atmosphere. Characterization o...

Kanemite was readily prepared and used as solid base catalyst for transesterification of sunflower oil to fatty acid methyl ester (FAME). The catalyst was characterized by X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR), N2 adsorption-desorption and field emission scanning electron microscopy (FESEM) techniques. Central Composite Design (CCD) coupled with Response Surfac...

Journal: :iranian journal of pharmaceutical research 0
maryam kouchak a nanotechnology research center, ahvaz jundishapur university of medical sciences, ahvaz, iran b department of pharmaceutics, school of pharmacy, ahvaz jundishapur university of medical sciences, ahvaz, iran reza bahmandar nanotechnology research center, ahvaz jundishapur university of medical sciences, ahvaz, iran neda bavarsad a nanotechnology research center, ahvaz jundishapur university of medical sciences, ahvaz, iran b department of pharmaceutics, school of pharmacy, ahvaz jundishapur university of medical sciences, ahvaz, iran fereydoun farrahi department of ophthalmology, imam khomeini hospital, ahvaz jundishapur university of medical sciences, ahvaz, iran

dorzolamide ophthalmic drop is one of the most common glaucoma medications but it has a short residence time in the eye. the aim of this study is to develop ocular dorzolamide hcl nanoliposomes (drz – nanoliposomes) and to evaluate their potential use for the treatment of ocular hypertension. nanoliposomes were prepared using reverse-phase evaporation vesicle (rev) and thin layer hydration (tlh...

2011
Fabiola Monroy-Guzman Thania Susana Jimenez Martinez Humberto Arriola Luis Carlos Longoria Gandara

This work reports the preparation of a Tc generator based on conversion of Mo produced by neutron irradiation, into insoluble magnesium Mo-molybdates compounds as matrix. The effect of magnesium salt types and concentration, Mg:Mo molar ratios, pH of molybdate solutions, eluate volume as well as the addition order of molybdate and magnesium solutions’ influences on the final Tc were evaluated. ...

In this paper, we report the synthesis and characterization of a new symmetric macroacyclic Schiff base ligand (H2L) and related complexes with different metals. (H2L) was synthesized by the one pot condensation reaction of 2-[2-(2-formyl phenoxy)ethoxy]benzaldehyde and 2-aminobenzenethiol in a 1:2 molar ratio. The acyclic Schiff base was characterized by IR, NMR spectroscopy and elemental anal...

Journal: :Malaysian journal of nutrition 2009
M E Norhaizan A W Nor Faizadatul Ain

The inhibitory effect of phytate on the bioavailability of iron, zinc and calcium was determined by measuring their molar ratios. A total of 29 food samples consisting of 12 rice and rice products, 5 wheat and wheat products, 5 grains and cereal based products and 7 different popular varieties of cooked rice and rice products were selected. The phytate content was analysed using anion-exchange ...

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