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Questions related from Hamid Najarzadekan
Iron is one of the elements undoubtedly known to the ancient world. Using of Iron is increasing every day and it is important to find new sources. Economical extraction needs high grade source...
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we synthesized fumaric acid from Maleic acid, and the Mass-EI, HPLC and LC-Mass spectrum show it is approximately pure more than 99% but its color is not completely white, It seems it has some...
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Phthalic anhydride wastewater (PhAnWW) have potent endocrine disruptions on aquatic species and have probably carcinogenic and mutagenic effects upon human and it is necessary to treat and manage...
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Dear scientists I am working on a project and need to have highly pure (99.995) hexachloroplatinc acid. I used 99.95 platinum and dissolved in aqua regia and precipitation with NH4Cl, but i lost...
11 March 2020 7,955 3 View
we are working on new coagulant and new methods for coagulation, how can we test the ability of these materials and methods, is there any standard wastewater or suggestion to show the performance?...
23 February 2020 895 3 View
if we add dilute sulfuric acid to salty solution of NaCl which species do we expect? H+ HSO4- and Na+ Cl- ion pair or H+ Cl- and Na+ HSO4- ion pair how can we check it out?
11 November 2014 2,850 6 View
