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 5
... appears to have thought of publishing an account of his labors , nor has it been done by others . In all the rest of Europe , only one distinguished Natu- ralist applied himself to the study of the Blowpipe and its uses , and submitted ...
... appears to have thought of publishing an account of his labors , nor has it been done by others . In all the rest of Europe , only one distinguished Natu- ralist applied himself to the study of the Blowpipe and its uses , and submitted ...
Page 12
... appears as a long narrow luminous cylinder , the end being surrounded by that part of the flame which emits only a small degree of light . By forcing the air as described , the particles rising from the wick , which are perceptible in a ...
... appears as a long narrow luminous cylinder , the end being surrounded by that part of the flame which emits only a small degree of light . By forcing the air as described , the particles rising from the wick , which are perceptible in a ...
Page 25
... appears like a double chisel , crossing at a right angle . Its under dia- meter is one - third of an inch . This instrument may be held in a wooden case , containing a brass ring . Fig . 24 . When a groove is to be made with the borer ...
... appears like a double chisel , crossing at a right angle . Its under dia- meter is one - third of an inch . This instrument may be held in a wooden case , containing a brass ring . Fig . 24 . When a groove is to be made with the borer ...
Page 28
... appears to touch it uniformly in all parts . The straight part of the wire is now bent so as to follow the lines m n k - Fig 27. To the curved part of the wire , a hollow thin platinum foil , c , Fig . 28 , 9-16ths of an inch in breadth ...
... appears to touch it uniformly in all parts . The straight part of the wire is now bent so as to follow the lines m n k - Fig 27. To the curved part of the wire , a hollow thin platinum foil , c , Fig . 28 , 9-16ths of an inch in breadth ...
Page 47
... appears , on addition of the reagent , a white precipitate dissolving easily in ammonia and cold potassa ; the solution in the latter , on boiling , forms a gelatinous mass , which disappears on cooling ; lastly , for indicating the ...
... appears , on addition of the reagent , a white precipitate dissolving easily in ammonia and cold potassa ; the solution in the latter , on boiling , forms a gelatinous mass , which disappears on cooling ; lastly , for indicating the ...
Contents
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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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