Chemical News and Journal of Industrial Science, Tomy 121-122Chemical news office., 1920 |
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Strona 17
... practically no change whatever , and when the offer was made to show the Cornishman better methods it was very difficult to get him to move , and as he could sell more clay than he had been able to produce he really could not be blamed ...
... practically no change whatever , and when the offer was made to show the Cornishman better methods it was very difficult to get him to move , and as he could sell more clay than he had been able to produce he really could not be blamed ...
Strona 20
... Practically no magnetic iron oxide is present in these abrasives . Artificial aluminous abrasives are more efficient than emery , because : ( 1 ) they contain a much higher percentage of cutting element ; ( 2 ) being free from ...
... Practically no magnetic iron oxide is present in these abrasives . Artificial aluminous abrasives are more efficient than emery , because : ( 1 ) they contain a much higher percentage of cutting element ; ( 2 ) being free from ...
Strona 22
... and Wiksels . THIS Collection of letters , written between 1809 and 1847 , contains the correspondence of Berzelius the determination of mercury in practically any material , including 22 CHEMICAL NEWS July 9 , 1920 Note on Brannerite .
... and Wiksels . THIS Collection of letters , written between 1809 and 1847 , contains the correspondence of Berzelius the determination of mercury in practically any material , including 22 CHEMICAL NEWS July 9 , 1920 Note on Brannerite .
Strona 24
... practically any material , including that containing considerable quantities of organic matter . Details as to the equipment used , analytical procedure , the modifi- cations necessary when organic matter or much sulphur is present ...
... practically any material , including that containing considerable quantities of organic matter . Details as to the equipment used , analytical procedure , the modifi- cations necessary when organic matter or much sulphur is present ...
Strona 25
... practically constant . figures express the amounts of the different sub stances in a million parts of the water . Total solid residue ... SiO , Fe , O , and Al2O , CaCO , CaSO MgCO , NaCl and KC1 Free Ammonia ... Albuminoid ammonia ...
... practically constant . figures express the amounts of the different sub stances in a million parts of the water . Total solid residue ... SiO , Fe , O , and Al2O , CaCO , CaSO MgCO , NaCl and KC1 Free Ammonia ... Albuminoid ammonia ...
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