The Chemical News and Journal of Industrial Science, Tom 1221921 |
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Strona 27
... described them together . " If the carbonate ( of the metal ) is treated with hydrofluoric acid , it will dissolve with effervescence , but soon a salt is precipitated as a heavy powder . If more and * A more detailed account of this ...
... described them together . " If the carbonate ( of the metal ) is treated with hydrofluoric acid , it will dissolve with effervescence , but soon a salt is precipitated as a heavy powder . If more and * A more detailed account of this ...
Strona 30
... described as being satisfactory . In the analyses that follow the water determinations were so variable that they were used only as rough indications of the amount present . For calculating formulas use was made of the percentage of ...
... described as being satisfactory . In the analyses that follow the water determinations were so variable that they were used only as rough indications of the amount present . For calculating formulas use was made of the percentage of ...
Strona 39
... described as conglomerates of fluviatile origin , but aqueous conglomerates are totally different from those des- cribed at Serrinha , Bôa Vista , and Sao Joao do Barro . In river conglomerates the cementing material filling the ...
... described as conglomerates of fluviatile origin , but aqueous conglomerates are totally different from those des- cribed at Serrinha , Bôa Vista , and Sao Joao do Barro . In river conglomerates the cementing material filling the ...
Strona 40
... described by Ditte , can be formed by bringing hydrogen chloride into con- tact with selenium dioxide ( Ann , chim . phys . , [ 5 ] 1877 , X. , 82 ) . The two substances unite at moder- ately low temperatures to form an amber - coloured ...
... described by Ditte , can be formed by bringing hydrogen chloride into con- tact with selenium dioxide ( Ann , chim . phys . , [ 5 ] 1877 , X. , 82 ) . The two substances unite at moder- ately low temperatures to form an amber - coloured ...
Strona 41
... described by Cohn ( Die Pyrazolfarbstoffe ) , but this has several disadvantages . The Meta - nitro phenyl hydrazine .-- This hydrazine derivative was first prepared and described by Bischler and Brodsky ( Ber . , 1889 , 2809 ) , who ob ...
... described by Cohn ( Die Pyrazolfarbstoffe ) , but this has several disadvantages . The Meta - nitro phenyl hydrazine .-- This hydrazine derivative was first prepared and described by Bischler and Brodsky ( Ber . , 1889 , 2809 ) , who ob ...
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