Chemical News and Journal of Industrial Science, Tomy 125-126Chemical news office., 1923 |
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Strona 5
... tube clogs up almost at once . The first step was to modify the apparatus as shown in the diagram ( Fig . 1 ) , the flasks being 250 cc . Pyrex ones sealed together , and then the whole aparatus was sealed up after the insertion of the ...
... tube clogs up almost at once . The first step was to modify the apparatus as shown in the diagram ( Fig . 1 ) , the flasks being 250 cc . Pyrex ones sealed together , and then the whole aparatus was sealed up after the insertion of the ...
Strona 14
... tube containing pumice saturated with strong sulphuric acid . It is then passed through a tube of calcium chloride or phosphoric anhydride into a tube electrically heated to about 200 ° C. contain- ing palladiumised asbestos . Here it ...
... tube containing pumice saturated with strong sulphuric acid . It is then passed through a tube of calcium chloride or phosphoric anhydride into a tube electrically heated to about 200 ° C. contain- ing palladiumised asbestos . Here it ...
Strona 24
... tubes , A , B and C. A is a short straight tube , dia- meter 3 mm . , just reaching the surface of water in the bath ; B is a wider tube , dia- meter 1 cm . , arranged as shown ; C is con- nected to the filter pump and terminates within ...
... tubes , A , B and C. A is a short straight tube , dia- meter 3 mm . , just reaching the surface of water in the bath ; B is a wider tube , dia- meter 1 cm . , arranged as shown ; C is con- nected to the filter pump and terminates within ...
Strona 34
... tube , even to the formation of H2O and the giv- ing off of CO2 . There was a lot of H2O and CO , about some balance sheets ! were for the The principles learned in science invaluable to the business man four following reasons , among ...
... tube , even to the formation of H2O and the giv- ing off of CO2 . There was a lot of H2O and CO , about some balance sheets ! were for the The principles learned in science invaluable to the business man four following reasons , among ...
Strona 41
... tubes heated electrically placed upon a centrifuge turning 150 times per second . The tubes were 6 cm . long , the distance between the centre of rotation and the nearest extrem- ity of the tube was 4 cm . , which corres- ponds to a ...
... tubes heated electrically placed upon a centrifuge turning 150 times per second . The tubes were 6 cm . long , the distance between the centre of rotation and the nearest extrem- ity of the tube was 4 cm . , which corres- ponds to a ...
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acid action added amount ANALYTICAL BALANCE appears application atoms British carbon carried cent Chem Chemical Chemistry chloride colloidal colour complete compounds considerable containing Continued course crystals described determined direct effect elements Engineers experiments fact further give given glucose heat important increase industry Institute interest iron LABORATORY lead less light liquid London manufacture March material matter means meeting ment metal method nature observed obtained organic oxide passed Patents plant position possible potassium practically precipitate prepared present Price Prof published pure quantities reaction referred regard salt Science separation shown Society sodium solution specific steel structure substance sulphuric temperature tion Trade tube University various volume weight