نتایج جستجو برای: reagents

تعداد نتایج: 28929  

2010

Description Charged MTS reagents Positively charged reagent that reacts very rapidly and specifically with cysteine groups. Useful tools for protein (transporters, receptors...) structure and activity studies These reagents would fit inside a cylinder about 0.6nm in diameter and 1nm in length (Akabas . MTSEA UP996180 100mg 500mg 1g 2-Aminoethyl MethaneThioSulfonate Hydrobromide CAS [16599-33-0]...

Journal: :journal of mining and environment 2012
a atrafi h hodjatoleslami mohammad noaparast z shafaei a ghorbani

this study aimed to explore concentration of a low grade sulfide-oxide lead-zinc sample containing 2.3% pb, 1.91% zn taken from changarzeh mine, south natanz, iran. the effects of different parameters such as type and dosage of collector, milling retention time, dosage of sodium sulfur and its preparation time, application of sodium silicate, ph and solid content were investigated in relation t...

Large reserves of coal in Tabas region of Iran are characterized by low ash and high caking index, suitable for use in metallurgy as coking coal. However, these coals cannot be gainfully utilized because of their high sulfur content. In this work, studies on desulfurization of Tabas coals were carried out in a batch reactor using various reagents. The most effective reagents,<...

Journal: :journal of physical & theoretical chemistry 2011
elahe rajaeian avat (arman) taherpour

the insertion of an olefinic c=c bond into a metal-carbon bond is of potential interest as a preparativeroute to new products and as results of c-c coupling reactions to organic compounds. the allyl compoundsof mg, react with an olefin by inversion of the allyl group via a six center transition state. these precyclicreactions may be one of the most important classes of organic reactions. the re...

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