نتایج جستجو برای: beta calcium sulfate hemihydrate

تعداد نتایج: 402776  

Journal: :Bulletin of the Chemical Society of Japan 1984

2012

Climara 25: 6,5 cm2 patch containing 2,04 mg of estradiol hemihydrate (corresponding to estradiol 1,97 mg). Climara 50: 12,5 cm2 patch containing 3,9 mg of estradiol hemihydrate (corresponding to estradiol 3,8 mg). Climara 75: 18,75 cm2 patch containing 5,9 mg of estradiol hemihydrate (corresponding to estradiol 5,7 mg). Climara 100: 25,0 cm2 patch containing 7,8 mg of estradiol hemihydrate (co...

Journal: :Journal of Material Cycles and Waste Management 2021

Phosphogypsum (PG) is a by-product of the wet-process phosphoric acid process, which causes serious environmental issues. In this work, PG was taken as raw material to prepare α-calcium sulfate hemihydrate (α-CSH) at atmospheric pressure using Mg(NO3)2 solution, an environmentally friendly chlorine-free salt solution. The crystallization water content and mechanical strength α-CSH were detected...

Journal: :iranian journal of materials science and engineering 0
e. najafi kani semnan university, 35196-45399, semnan, iran m. nejan semnan university, 35196-45399, semnan, iran a. allahverdi iran university of science and technology, narmak, tehran, iran

this article addresses the interplay between heat of hydration and physico-mechanical properties of calcium sulfate hemi-hydrate in the presence of retarding additives such as citric and malic acids and sodium citrate. the heat of hydration was measured using a semi-isothermal calorimeter. results proved that citric and malic acids had superior impact on hydration and mechanical properties. whi...

Journal: :محیط شناسی 0
کامبیز رستمی کارشناسی ارشد گروه خاک شناسی، دانشکدة کشاورزی، دانشگاه بوعلی سینا، همدان علی اکبر محبوبی استاد گروه خاک شناسی، دانشکدة کشاورزی، دانشگاه بوعلی سینا، همدان محمد رضا مصدقی استادیار گروه خاک شناسی، دانشکدة کشاورزی، دانشگاه بوعلی سینا، همدان علی اکبر صفری سنجانی دانشیار گروه خاک شناسی، دانشکدة کشاورزی، دانشگاه بوعلی سینا، همدان

transport of pathogenic bacteria has been recently considered a major source surface and subsurface water contaminations. soil could affect transport or filtering of bacteria depending on its physical and chemical properties. calcium carbonate and calcium sulfate are two important minerals of arid and semi-arid soils that their effect on bacteria transport has not been investigated, yet. in thi...

Journal: :The Journal of chemical physics 2015
C W Wilson C L Bull G W Stinton D M Amos M-E Donnelly J S Loveday

The disordered-molecular-alloy phase (DMA) of ammonia hydrates [J. S. Loveday and R. J. Nelmes, Phys. Rev. Lett. 83, 4329 (1999)] is unique in that it has substitutional disorder of ammonia and water over the molecular sites of a body centred cubic lattice. Whilst this structure has been observed in ammonia di- and mono-hydrate compositions, it has not been conclusively observed in the ammonia ...

2013
William C Stewart Jeffrey C Oehler Neil T Choplin Joseph I Markoff Marlene R Moster Parul Ichhpujani Lindsay A Nelson

OBJECTIVE To evaluate by survey the comfort upon instillation of timolol hemihydrate compared to timolol maleate with potassium sorbate. DESIGN A prospective, multicenter, observational, non-interventional study. PARTICIPANTS One hundred and three patients of open-angle glaucoma or ocular hypertension who were ≥21 years old and were currently prescribed timolol hemihydrate (once or twice da...

Journal: :The Journal of biological chemistry 2004
Gurvan Michel Kevin Pojasek Yunge Li Traian Sulea Robert J Linhardt Rahul Raman Vikas Prabhakar Ram Sasisekharan Miroslaw Cygler

Chondroitinase B from Pedobacter heparinus is the only known enzyme strictly specific for dermatan sulfate and is a widely used enzymatic tool for the structural characterization of glycosaminoglycans. This beta-helical polysaccharide lyase belongs to family PL-6 and cleaves the beta(1,4) linkage of dermatan sulfate in a random manner, yielding 4,5-unsaturated dermatan sulfate disaccharides as ...

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