Chemical News and Journal of Physical Science, Tom 100Chemical news office., 1909 |
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Strona 2
... colour change observed . the material was ready to hand for carrying out the further comparison . This compound is , however , of a full orange red colour , at ordinary temperatures , and when cooled in liquid air becomes a magnificent ...
... colour change observed . the material was ready to hand for carrying out the further comparison . This compound is , however , of a full orange red colour , at ordinary temperatures , and when cooled in liquid air becomes a magnificent ...
Strona 4
introduced into these solutions by carefully drawing from the burette until the appearance of colour in the solution , due to the presence of phenolphthalein as indicator , showed the reaction to be complete . In a few cases the ...
introduced into these solutions by carefully drawing from the burette until the appearance of colour in the solution , due to the presence of phenolphthalein as indicator , showed the reaction to be complete . In a few cases the ...
Strona 5
... colour or dark ruby or brown . It is harder than shellac , hard rubber , or celluloid , but misses the flexibility ... colours , or suitable ts penetrating power is far superior in this respect to CHEMICAL NEWS, ...
... colour or dark ruby or brown . It is harder than shellac , hard rubber , or celluloid , but misses the flexibility ... colours , or suitable ts penetrating power is far superior in this respect to CHEMICAL NEWS, ...
Strona 15
... colour is easily recognisable under the microscope . To study the function of potassium in the animal organism it is desirable to have a simple and rapid method for its estimation in the various tissues and fluids . A number of ...
... colour is easily recognisable under the microscope . To study the function of potassium in the animal organism it is desirable to have a simple and rapid method for its estimation in the various tissues and fluids . A number of ...
Strona 16
... colour with standard permanganate . In this process the cobalt is reduced to the bivalent con- dition and the nitrites oxidised to nitrates , from which by a simple calculation it is found that I cc . of strictly deci- normal ...
... colour with standard permanganate . In this process the cobalt is reduced to the bivalent con- dition and the nitrites oxidised to nitrates , from which by a simple calculation it is found that I cc . of strictly deci- normal ...
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