Chemical News and Journal of Industrial Science, Tomy 3-4Chemical news office., 1861 |
Z wnętrza książki
Wyniki 1 - 3 z 76
Strona 149
... containing osmite of potash and alkaline salts are to be carefully drawn off by a siphon from the black oxides which have settled to the bottom of the containing vessels . The oxides may then be washed with hot water containing a little ...
... containing osmite of potash and alkaline salts are to be carefully drawn off by a siphon from the black oxides which have settled to the bottom of the containing vessels . The oxides may then be washed with hot water containing a little ...
Strona 166
... containing 40 to 45 per cent . of copper , being readily bent , cut , or filed , while the remainder of the alloy is exceedingly hard and brittle , that no question as to its identity can possibly be entertained . In the alloys containing ...
... containing 40 to 45 per cent . of copper , being readily bent , cut , or filed , while the remainder of the alloy is exceedingly hard and brittle , that no question as to its identity can possibly be entertained . In the alloys containing ...
Strona 181
... containing thanh . sulph . ammonia gave with alcoholic picric acid , after a short interval , an abundant precipitate . Solution containing th anh . sulph . ammonia gave with alcoholic picric acid , after a short interval , a ...
... containing thanh . sulph . ammonia gave with alcoholic picric acid , after a short interval , an abundant precipitate . Solution containing th anh . sulph . ammonia gave with alcoholic picric acid , after a short interval , a ...
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
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