Blowpipe Analysis |
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Page 19
... presence of peroxides , nitrates , chlorates , bromates , or iodates [ No. 35 ] . ( b ) Sulphur dioxide , detected by its odour of burning sulphur , and its action on blue litmus paper , mainly indicates the presence of sulphates or ...
... presence of peroxides , nitrates , chlorates , bromates , or iodates [ No. 35 ] . ( b ) Sulphur dioxide , detected by its odour of burning sulphur , and its action on blue litmus paper , mainly indicates the presence of sulphates or ...
Page 22
... presence of these substances on heating in a closed tube . II . THE SUBSTANCE CHANGES WITHOUT VOLATILIZATION . 12. Many substances change in aspect only without changing in constitution on being heated in a closed tube ; the following ...
... presence of these substances on heating in a closed tube . II . THE SUBSTANCE CHANGES WITHOUT VOLATILIZATION . 12. Many substances change in aspect only without changing in constitution on being heated in a closed tube ; the following ...
Page 31
... presence of antimony , coming out beautifully on aluminium plate , is however more characteristic . 30. Gold . On charcoal fuses , but gives no incrusta- tion . On aluminium plate an incrustation is produced after heating for some time ...
... presence of antimony , coming out beautifully on aluminium plate , is however more characteristic . 30. Gold . On charcoal fuses , but gives no incrusta- tion . On aluminium plate an incrustation is produced after heating for some time ...
Page 48
... presence of boric acid , phosphoric acid can only be detected by the green flame produced on heating in a hydrogen flame after moistening with a solution of hydro- fluosilicic acid . For this purpose the hydrogen is emitted from a ...
... presence of boric acid , phosphoric acid can only be detected by the green flame produced on heating in a hydrogen flame after moistening with a solution of hydro- fluosilicic acid . For this purpose the hydrogen is emitted from a ...
Page 49
John Landauer, James Taylor, William E. Kay. in presence of sodium ) , violet through violet - coloured glass , and bluish - green through green glass . Potass- ium is detected in the presence of lithium by means of green glass , of a ...
John Landauer, James Taylor, William E. Kay. in presence of sodium ) , violet through violet - coloured glass , and bluish - green through green glass . Potass- ium is detected in the presence of lithium by means of green glass , of a ...
Common terms and phrases
acid potassium sulphate aluminium plate antimony arsenic arsenic trioxide assay bismuth Bismuth oxide blowpipe bluish-green borax Borax bead Borax on Platinum boric acid bromine brown Cambridge charcoal chloride chromium clear glass cobalt Cobalt Solution cold colour colourless compounds containing cooling copper Crown 8vo detected dioxide dissolved Edition ELEMENTARY TREATISE English Extra fcap film flame-colouration flux Forceps formed fused fusible glass becomes GREEK grey heated on charcoal hydrochloric acid incrustation iodide iron John's College late Fellow LATIN lead mass matrass mercury metallic bead METALLIC OXIDES microcosmic bead microcosmic salt moistened nickel nitrate nitric acid numerous Illustrations obtained odour opaque Owens College oxidizing flame Platinum Wire potassium sulphate powder Professor reactions reddish-brown reducing flame Salt on Platinum saturated School selenium silica silver small quantity sodium carbonate sublimate sulphide sulphuric acid tellurium Tellurium dioxide tion trioxide violet volatile whilst hot yellow yellowish yellowish-green yield zinc
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