Chemical News and Journal of Industrial Science, Tomy 103-104Chemical news office., 1911 |
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Strona 7
... iron cathode as the metal accumulated , he obtained a " good " yield . Goodwin ( Journ . Am . Chem . Soc . , 1905 , xxvii . , 1403 ) , electrolysing pure calcium chloride Paper presented at the Eighteenth General Meeting of the American ...
... iron cathode as the metal accumulated , he obtained a " good " yield . Goodwin ( Journ . Am . Chem . Soc . , 1905 , xxvii . , 1403 ) , electrolysing pure calcium chloride Paper presented at the Eighteenth General Meeting of the American ...
Strona 29
... iron to ferrous , and titrated with N / 10 potassium permanganate solution . The iron is calculated to Fe2O3 , and the alumina determined by difference . If manganese is present it is determined in a separate sample in a method given ...
... iron to ferrous , and titrated with N / 10 potassium permanganate solution . The iron is calculated to Fe2O3 , and the alumina determined by difference . If manganese is present it is determined in a separate sample in a method given ...
Strona 30
... iron is oxidised back to the ferric state by the addition of bromine water and boiling until the excess of the latter is expelled . Ten cc . double normal ammonium chloride is added , and the iron and alumina are precipitated by the ...
... iron is oxidised back to the ferric state by the addition of bromine water and boiling until the excess of the latter is expelled . Ten cc . double normal ammonium chloride is added , and the iron and alumina are precipitated by the ...
Strona 33
... iron that may be present is changed to sulphide and enters the slag . I have always advocated the use of plaster of Paris in melting scrap materials containing iron , and have invariably found it to be followed by good results ...
... iron that may be present is changed to sulphide and enters the slag . I have always advocated the use of plaster of Paris in melting scrap materials containing iron , and have invariably found it to be followed by good results ...
Strona 34
... iron and steel analysis in the shortest possible time . It is to be the first of a series of books on iron and steel analysis written by the author , and takes into consideration none but the ordinary constituents , e.g. , silicon ...
... iron and steel analysis in the shortest possible time . It is to be the first of a series of books on iron and steel analysis written by the author , and takes into consideration none but the ordinary constituents , e.g. , silicon ...
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