Chemical News and Journal of Industrial Science, Tomy 103-104Chemical news office., 1911 |
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Strona 15
... means of a hot dilute sulphuric acid solution ( 1:10 ) to which some hydrogen peroxide ( 2 cc . perhydrol per 100 cc . ) had been added . The same stripping solution was used a very considerable number of times . The use of a nickel ...
... means of a hot dilute sulphuric acid solution ( 1:10 ) to which some hydrogen peroxide ( 2 cc . perhydrol per 100 cc . ) had been added . The same stripping solution was used a very considerable number of times . The use of a nickel ...
Strona 21
... means of reducing them . " The Testing of Incandescent Mantles . " By J. H. COSTE and W. E. F. POWNEY . The authors describe a system for the comparative ex- amination of incandescent mantles , based on the elimina- tion of those which ...
... means of reducing them . " The Testing of Incandescent Mantles . " By J. H. COSTE and W. E. F. POWNEY . The authors describe a system for the comparative ex- amination of incandescent mantles , based on the elimina- tion of those which ...
Strona 37
... means of moisture determination which overcomes the difficulties mentioned . Since , how- ever , the method has not attracted such general attention as it deserves , an account of it may be of interest to chemists , technical and ...
... means of moisture determination which overcomes the difficulties mentioned . Since , how- ever , the method has not attracted such general attention as it deserves , an account of it may be of interest to chemists , technical and ...
Strona 38
... means for determining water , and is especially of value for that purpose with organic materials . THE PURIFICATION OF WATER BY OZONE . ( OZONAIR SYSTEM ) . THE simplest and most certain method of purifying drinking water is ...
... means for determining water , and is especially of value for that purpose with organic materials . THE PURIFICATION OF WATER BY OZONE . ( OZONAIR SYSTEM ) . THE simplest and most certain method of purifying drinking water is ...
Strona 42
... means of extracting beat at a low temperature . It was this invention of Linde's that made the production of liquid air , and his subsequent invention of combining the rectifier with it that made the commercial production of oxygen ...
... means of extracting beat at a low temperature . It was this invention of Linde's that made the production of liquid air , and his subsequent invention of combining the rectifier with it that made the commercial production of oxygen ...
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