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 10
... clearly to be seen in the flame of a wax or tallow candle , where four distinct portions are noticed . Fig . 5 represents a flame a fine clear blue color is visible at a b ; this azure tinge surrounds the burning wick , but becomes less ...
... clearly to be seen in the flame of a wax or tallow candle , where four distinct portions are noticed . Fig . 5 represents a flame a fine clear blue color is visible at a b ; this azure tinge surrounds the burning wick , but becomes less ...
Page 32
... clear solution . inch in diameter , which are very well adapted for containing the dissolved com- pound , when it is to be operated upon by reagents . They must be blown remarkably thin , so as not to crack when held in the flame of a ...
... clear solution . inch in diameter , which are very well adapted for containing the dissolved com- pound , when it is to be operated upon by reagents . They must be blown remarkably thin , so as not to crack when held in the flame of a ...
Page 40
... clear , pos- sessing the odor of the gas in an eminent degree : addition of ammonia must not cause a black coloration : when treated with sesquichloride of iron it should yield a large precipitate of sulphur . 4. SULPHIDE OF AMMONIUM ...
... clear , pos- sessing the odor of the gas in an eminent degree : addition of ammonia must not cause a black coloration : when treated with sesquichloride of iron it should yield a large precipitate of sulphur . 4. SULPHIDE OF AMMONIUM ...
Page 44
... clearly and perfectly dissolve in distilled water . 4. FERROCYANIDE OF POTASSIUM . K2 Cfy . Uses . - Principally for the detection of oxide of copper , with which it gives a purple - red precipitate ; and for indicating the presence of ...
... clearly and perfectly dissolve in distilled water . 4. FERROCYANIDE OF POTASSIUM . K2 Cfy . Uses . - Principally for the detection of oxide of copper , with which it gives a purple - red precipitate ; and for indicating the presence of ...
Page 56
... clear glass appears to be a compound of hydro- fluoric and sulphuric acids with lime , which , if exposed too long to the oxidating , or too short a time to the reducing flame , is decomposed , sulphurous acid being eliminated ...
... clear glass appears to be a compound of hydro- fluoric and sulphuric acids with lime , which , if exposed too long to the oxidating , or too short a time to the reducing flame , is decomposed , sulphurous acid being eliminated ...
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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