Chemical News and Journal of Industrial Science, Tomy 3-4Chemical news office., 1861 |
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Strona 319
... sulphuric acid has been driven off - that is , until fumes of sulphuric acid are no longer perceptible . The necessity of thoroughly evapo- rating this mixture cannot be too strongly insisted upon , for a solution of gold in sulphuric acid ...
... sulphuric acid has been driven off - that is , until fumes of sulphuric acid are no longer perceptible . The necessity of thoroughly evapo- rating this mixture cannot be too strongly insisted upon , for a solution of gold in sulphuric acid ...
Strona 4
... sulphuric acid when conjoined with the action of chromate of potash , ferricyanide of potassium , or peroxide of lead , " produced a beautiful play of colours , " and " that the galvanic test acted similarly . " Now , on referring to ...
... sulphuric acid when conjoined with the action of chromate of potash , ferricyanide of potassium , or peroxide of lead , " produced a beautiful play of colours , " and " that the galvanic test acted similarly . " Now , on referring to ...
Strona 113
... sulphuric acid , and then of the reaction of the peroxides of lead and manganese , the bichromate of potash , the ferricyanide of potassium , and the permanga- nate of potash , with the mixture of the alkaloid and sulphuric acid . The ...
... sulphuric acid , and then of the reaction of the peroxides of lead and manganese , the bichromate of potash , the ferricyanide of potassium , and the permanga- nate of potash , with the mixture of the alkaloid and sulphuric acid . The ...
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acetate action adulterated alcohol alkaline alloy ammonia amount analysis aniline apparatus appears arsenic atmosphere blue body boiling bromine burn candle carbonic acid cent chemical CHEMISTRY chemists chloric acid chloride colouring matter combination combustion compound containing copper crystallised crystals decomposed decomposition dilute dissolved distilled effect employed ether evaporated experiments fact ferrocyanide filter flame gases give grains green heat hydrochloric acid hydrogen ignited impurities insoluble iodide iodine iron lead light lime lines liquid magnesia means mercury metal method mineral mixed mixture nitrate nitric acid nitrogen observed obtained ordinary oxide oxygen paper passed phosphoric acid phosphorus platinum portion potash potassium precipitate prepared present produced pure quantity reaction salt samples silver sodium soluble solution specimens spectrum starch steel substance sugar sulphate sulphide sulphuretted sulphuric acid surface tellurium temperature tion tube vapour vessel weight yellow zinc