نتایج جستجو برای: caso4 scale

تعداد نتایج: 577314  

Journal: :The Journal of Physical Chemistry C 2019

Journal: :journal of agricultural science and technology 2011
k. veeramani s. avudainayagam p. doraisamy c. n. chandrasekharan

sewage effluent is the carrier of huge amounts of n (0.09 to 0.16%), p (0.023 to 0.029 %), and k (0.11 to 0.18%) and as well as it is rich in organic carbon (3.27%). transfer of the toxic trace metal (pb) from the contaminated site can be seized out from the food chain through application of feso4.7h2o and caso4 in a larger area. the efficacy of the toxic metal immobilization through an applica...

2015
Ikumi Oyabu Yoshinori Iizuka Hubertus Fischer Simon Schüpbach Gideon Gfeller Anders Svensson Manabu Fukui Jørgen Peder Steffensen Margareta Hansson

This study reports the chemical composition of particles present along Greenland’s North Greenland Eemian Ice Drilling (NEEM) ice core, back to 110,000 years before present. Insoluble and soluble particles larger than 0.45μm were extracted from the ice core by ice sublimation, and their chemical composition was analyzed using scanning electron microscope and energy dispersive X-ray spectroscopy...

2005
John B. Parise Sytle M. Antao Charles D. Martin Wilson Crichton

Recent developments at synchrotron X-ray beamlines now allow collection of data suitable for structure determination and Rietveld structure refinement at high pressures and temperatures on challenging materials. These include materials, such as dolomite (CaMg(CO3)2) that tends to calcine at high temperatures, and Fe-containing materials, such as the spinel MgFe2O4, which tend to undergo changes...

2005
Kefyalew Girma J. Mosali K. W. Freeman W. R. Raun K. L. Martin W. E. Thomason

Recently, environmental quality issues related to sulfur (S) have made it necessary to reduce its release into the atmosphere in wet or dry forms, which in turn might influence the S requirement of crops. It is anticipated that by 2020, S deposition will decrease by up to 30% in eastern portions of Oklahoma and by 15% throughout the remainder of the state. This change calls for frequent monitor...

2014

The aims of this study were to examine the effect of salts (CaCl2, CaSO4 and MgSO4) on the rheological and thermal properties of gelatin extracted from the skins of tropical fishes, sin croaker (Johnius dussumeiri) and shortfin scad (Decapterus macrosoma). It was found that the melting temperatures of fish skin gelatins were increased by 1.5 times as compared to bovine gelatin which was only in...

Journal: :Monatshefte Fur Chemie 2023

Abstract For the ternary systems, Rb 2 SO 4 – CaSO H O and Cs O, solubility data have been determined at ambient temperatures (22 25 °C). In both gypsum is found as stable -phase in presence of low alkali metal sulfate concentrations. addition, two double salts exist Rb-system: Rb-disalt (Rb ·2CaSO ) Rb-syngenite ·CaSO ·H O) addition to . Rb-syngenite, crystal structure was by single analysis (...

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