Chemical News and Journal of Industrial Science, Tomy 119-120Chemical news office., 1919 |
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Strona 3
... examination failed to show crystalline of the oxalates was converted to the oxides by heating in characteristics . a platinum dish . When the desired amount of the rare earths had been precipitated , the current was turned off , the ...
... examination failed to show crystalline of the oxalates was converted to the oxides by heating in characteristics . a platinum dish . When the desired amount of the rare earths had been precipitated , the current was turned off , the ...
Strona 5
... examination was placed in a small U - tube of 9 cc . capacity and 8 mm . internal diameter . Dipping into the solution in the two arms of this tube were two terminals of platinum wire . These were cleaned with care , and heated to ...
... examination was placed in a small U - tube of 9 cc . capacity and 8 mm . internal diameter . Dipping into the solution in the two arms of this tube were two terminals of platinum wire . These were cleaned with care , and heated to ...
Strona 6
... examination . ( To be continued ) . THE WORLD'S SUPPLY OF NITROGENOUS FERTILISERS . By Dr. GEORGE W. ANDERSON . THE war has brought home to farmers as well as to the people at large the importance of artificial manure in order to ...
... examination . ( To be continued ) . THE WORLD'S SUPPLY OF NITROGENOUS FERTILISERS . By Dr. GEORGE W. ANDERSON . THE war has brought home to farmers as well as to the people at large the importance of artificial manure in order to ...
Strona 9
... Examination of Optical Glass in Relation to Weathering Properties . " By A. V. Elsden , OSWALD ROBERTS , and H. S. JONES . This was taken as read , and will be published in the Journal of the Society in due course . The above meeting ...
... Examination of Optical Glass in Relation to Weathering Properties . " By A. V. Elsden , OSWALD ROBERTS , and H. S. JONES . This was taken as read , and will be published in the Journal of the Society in due course . The above meeting ...
Strona 13
... examination of the pro- duct of the reduction of azobenzene by acid stannous chloride , above described , HgCl2 was added to its solution to test for stannous chloride . Instead of the white amorphous precipitate of Hg2Cl2 , a ...
... examination of the pro- duct of the reduction of azobenzene by acid stannous chloride , above described , HgCl2 was added to its solution to test for stannous chloride . Instead of the white amorphous precipitate of Hg2Cl2 , a ...
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