The Chemical News and Journal of Physical Science, Volumes 29-30Griffin, Bohn and Company, 1874 |
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Page 75
... sulphuric acid , keeping the temperature as low as possible . The current of gas is first passed through a washing ... Acid . COMMERCIAL purified oxalic acid is gently heated in a flat dish until the water of crystallisation is removed ...
... sulphuric acid , keeping the temperature as low as possible . The current of gas is first passed through a washing ... Acid . COMMERCIAL purified oxalic acid is gently heated in a flat dish until the water of crystallisation is removed ...
Page 85
... sulphuric acid are driven off . The fused bisulphate is now to be dissolved in an excess of water , partially neutralised with carbonate of sodium , and an abundant stream of sulphuretted hydrogen passed through the solution . The ...
... sulphuric acid are driven off . The fused bisulphate is now to be dissolved in an excess of water , partially neutralised with carbonate of sodium , and an abundant stream of sulphuretted hydrogen passed through the solution . The ...
Page 274
... sulphuric acid and alcohol at 95 per cent is gradually introduced into nitric acid ( 2 parts of ordinary sulphuric acid to 1 of nitric acid at 48 B. [ ? ] ) . Butylic , amylic , and caprylic alcohols require I part of nitric acid to 3 of ...
... sulphuric acid and alcohol at 95 per cent is gradually introduced into nitric acid ( 2 parts of ordinary sulphuric acid to 1 of nitric acid at 48 B. [ ? ] ) . Butylic , amylic , and caprylic alcohols require I part of nitric acid to 3 of ...
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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