The Chemical News and Journal of Physical Science, Volumes 29-30Griffin, Bohn and Company, 1874 |
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Page 128
... potassium alum crystal- lised out of a liquid containing much of any salt of sodium ; nor can the sodium be completely separated by one re- crystallisation . When potassium alum is perfectly pure , I did not find the sp . gr . of the ...
... potassium alum crystal- lised out of a liquid containing much of any salt of sodium ; nor can the sodium be completely separated by one re- crystallisation . When potassium alum is perfectly pure , I did not find the sp . gr . of the ...
Page 210
... potassium . If to 10 or 12 c.c. of a saturated solution of iodate of potassium a few drops are added of solution of sulphate of calcium , and after two hours the liquid is filtered , and oxalate of ammonium added to the filtrate , a ...
... potassium . If to 10 or 12 c.c. of a saturated solution of iodate of potassium a few drops are added of solution of sulphate of calcium , and after two hours the liquid is filtered , and oxalate of ammonium added to the filtrate , a ...
Page 177
... potassium which it has yielded in the first operation . Determination of Cyanate . - Cyanide of potassium when melted contains cyanate in the proportion- 7KCy + 3CyKO , or 348 per cent . In every 100 of potassium furnished by the ...
... potassium which it has yielded in the first operation . Determination of Cyanate . - Cyanide of potassium when melted contains cyanate in the proportion- 7KCy + 3CyKO , or 348 per cent . In every 100 of potassium furnished by the ...
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acetic action adulteration alcohol alkaline alumina ammonia amount analysis aniline apparatus applied atomic weight bodies boiling bromine calcium carbonic acid caustic cent charcoal Chemical Notices Chemistry chemists chloric acid chloride coal colour compound condensed containing copper crystalline cymene decomposed decomposition determination dilute dissolved distilled effect ether evaporation examined experiments filtered filtrate flask formed furnace gases gives glass grms heat hydrate hydrochloric acid hydrogen Improvements insoluble iron lime liquid litre magnetic manufacture matter mercury metal method mineral mixed mixture nitrate nitric acid nitrogen Notices from Foreign observed obtained ordinary oxalic oxide oxygen paper pass phosphate phosphoric acid platinum portion potash potassium precipitate present pressure produced proportion pure quantity reaction residue salt sample sewage silicate silver Society soda sodium soluble solution specific gravity steam substances sulphate sulphide sulphuric acid surface tannin temperature thallium tion tube vapour washed zinc