The Use of the Blowpipe in the Qualitative and Quantitative Examination of Minerals, Ores, Furnace Products, and Other Metallic Combinations |
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Page 15
... occur , the hole can be lopped off with a scissors , and then , if the platinum be found too short , it can be easily held by for- ceps . Salts , or substances containing manganese , can in general be melted upon platinum foil ; by this ...
... occur , the hole can be lopped off with a scissors , and then , if the platinum be found too short , it can be easily held by for- ceps . Salts , or substances containing manganese , can in general be melted upon platinum foil ; by this ...
Page 17
... occurs , the basin must be heated to redness over a fire , in a potter's vessel , or in a platinum crucible over a large spirit - lamp . In calcination , when these vessels are used , one may often serve as a lid to the other ; but ...
... occurs , the basin must be heated to redness over a fire , in a potter's vessel , or in a platinum crucible over a large spirit - lamp . In calcination , when these vessels are used , one may often serve as a lid to the other ; but ...
Page 37
... occurs with most combinations of insoluble salts , the weaker acids being expelled by the nitric acid in the process of solution . Nitric acid is used frequently as an oxidising agent , as to con- vert the oxide of iron into the ...
... occurs with most combinations of insoluble salts , the weaker acids being expelled by the nitric acid in the process of solution . Nitric acid is used frequently as an oxidising agent , as to con- vert the oxide of iron into the ...
Page 42
... occurs on boiling . ployed for separating glucina from alumina , and the oxide of ura- nium from sesquioxide of iron . It is also em- Tests . It must completely volatilize . Neither chloride of barium , nitrate of silver , nor sulphide ...
... occurs on boiling . ployed for separating glucina from alumina , and the oxide of ura- nium from sesquioxide of iron . It is also em- Tests . It must completely volatilize . Neither chloride of barium , nitrate of silver , nor sulphide ...
Page 61
... occurring ores , minerals of great scarcity and value exist , but in such a minutely disseminated state as to be scarcely discernible with the aid of the microscope . Again , it is very difficult for the smelter to know the nature of ...
... occurring ores , minerals of great scarcity and value exist , but in such a minutely disseminated state as to be scarcely discernible with the aid of the microscope . Again , it is very difficult for the smelter to know the nature of ...
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Other editions - View all
The Use of the Blowpipe in the Qualitative and Quantitative Examination of ... Carl Plattner No preview available - 2017 |
The Use of the Blowpipe in the Qualitative and Quantitative Examination of ... Carl Friedrich Plattner No preview available - 2016 |
Common terms and phrases
100 milligrammes Al² 0³ alkali alloy alumina ammonia antimony arsenic arsenic acid assay baryta bead becomes bismuth bisulphate of potassa Blowpipe blue boracic acid borax carbonate of soda cerium cetera charcoal clear glass cobalt color colorless combination compound cooling copper cupellation decigramme detected dissolved employed evaporated examination exempli gratia filtered fluxes forceps formed fused fusible fusion gold green heated hydrochloric acid inch ingredients insoluble lime magnesia manganese mass melted metallic oxides microcosmic salt Mineral Kingdom mixed nickel nitrate nitric acid obtained opaque operator oxidating flame oxide of iron oxide of lead particles perfectly phosphate platinum foil platinum wire portion powder precipitate present protoxide of iron pulverized pure readily reagent reducing flame residue roasted separated sesquioxide sesquioxide of iron silicic acid silver small quantity smelting soluble solution strontia sublimate sulphate sulphuric acid Tellurium tinge titanic acid treated volatile workable lead yellow yttria zinc
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