Chemical News and Journal of Industrial Science, Tomy 115-116Chemical news office., 1917 |
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Strona 7
... separated from the residual concentrated sulphuric acid solution , the whole was dissolved in water and evaporation repeated in order to decompose bromide which might have been included in the solid residue during the first evaporation ...
... separated from the residual concentrated sulphuric acid solution , the whole was dissolved in water and evaporation repeated in order to decompose bromide which might have been included in the solid residue during the first evaporation ...
Strona 30
... separated from it have been found to contain an abundance of di - amino nitrogen . This form of nitrogen is indispensable to the nutrition of animals and is contained in inadequate amounts in the common cereals from which most feeds are ...
... separated from it have been found to contain an abundance of di - amino nitrogen . This form of nitrogen is indispensable to the nutrition of animals and is contained in inadequate amounts in the common cereals from which most feeds are ...
Strona 61
... separation is boiled down to about 200 cc . HIGH SPEED STEELS . By C. T. NESBITT , A.R.S.M. filtered if necessary , and then boiled again with 1 grm . ammonium persulphate , the manganese can be satis- factorily precipitated as the ...
... separation is boiled down to about 200 cc . HIGH SPEED STEELS . By C. T. NESBITT , A.R.S.M. filtered if necessary , and then boiled again with 1 grm . ammonium persulphate , the manganese can be satis- factorily precipitated as the ...
Strona 66
... separated from it by a single narrow band , lighter in colour than either . In some cases as many as six bands about a single dark centre have been counted , and it is probable that even this number is sometimes exceeded . In such ...
... separated from it by a single narrow band , lighter in colour than either . In some cases as many as six bands about a single dark centre have been counted , and it is probable that even this number is sometimes exceeded . In such ...
Strona 69
... separated from them , and , without hand - sorting of the crushed rocks to concen- trate the felspar , which at once increases the cost of production to almost prohibitive figures for the present , the chemical separation is only ...
... separated from them , and , without hand - sorting of the crushed rocks to concen- trate the felspar , which at once increases the cost of production to almost prohibitive figures for the present , the chemical separation is only ...
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