The Chemical News and Journal of Physical Science, Volumes 31-32Griffin, Bohn and Company, 1875 |
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Page 45
... paper filters on a perforated foil , which is placed so as to support the apex of the metallic disc , having a somewhat smaller diameter . If paper filter . For the sake of greater safety , instead of a single filter , two are used ...
... paper filters on a perforated foil , which is placed so as to support the apex of the metallic disc , having a somewhat smaller diameter . If paper filter . For the sake of greater safety , instead of a single filter , two are used ...
Page 46
... paper filter is represented by a fine dotted line . Platinum is the best material for making the perforated discs , which may K K Fig . 3 Fig . 1 . be easily riddled with holes with a coarse needle . For many purposes perforated tin ...
... paper filter is represented by a fine dotted line . Platinum is the best material for making the perforated discs , which may K K Fig . 3 Fig . 1 . be easily riddled with holes with a coarse needle . For many purposes perforated tin ...
Page 184
... paper left beyond the plate is of the same width all around . After- wards the paper is soaked with water , which makes it adhere to the metallic disc , and both are placed in the funnel , the paper funnel above the perforated disc . We ...
... paper left beyond the plate is of the same width all around . After- wards the paper is soaked with water , which makes it adhere to the metallic disc , and both are placed in the funnel , the paper funnel above the perforated disc . We ...
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acetic acid action adulterated alcohol alkali alum alumina ammonia amount analysis aniline anthracen apparatus appears applied baryta Bill body boiling butter calcium carbonic acid cent CHEMICAL chemist Chemistry chloride chromic acid chrysene clause colour compound containing copper crystalline crystals decomposed decomposition dilute dissolved distilled ether evaporation experiments filter filtrate gases give glass grms heat hydrate hydrochloric acid hydrogen insoluble iodide iron liquid London magnesia magnet manufacture matter mercury metallic method milk mineral mixed mixture nitrate nitric acid nitrogen obtained ordinary oxalate oxide oxygen paper patent phosphate phosphoric acid plane platinum potash potassium powder precipitate present produced proportion Public Analysts pure pyrites quantity residue salts sample sesquioxide silicate silver Society sodium solid soluble solution substance sugar sulphate sulphide sulphuric acid tartaric tartaric acid temperature tion tube vacuum washed weight whilst wine yielded zinc