Hand-book of Mineral AnalysisH.C. Baird, 1871 - Broj stranica: 315 |
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Stranica 17
... convert these sulphates into chlorides , the mass is moistened with water , mixed with pure chloride of ammonium , and heated in a covered cru- cible until the excess of the latter salt is expelled ; this operation is repeated until the ...
... convert these sulphates into chlorides , the mass is moistened with water , mixed with pure chloride of ammonium , and heated in a covered cru- cible until the excess of the latter salt is expelled ; this operation is repeated until the ...
Stranica 19
... converted into ammonio - chloride of plati- num , which is then treated as above . After determining the soda , the ammonia , and the sulphuric acid , the quantity of the water may be ascer- tained by difference . It may also be ...
... converted into ammonio - chloride of plati- num , which is then treated as above . After determining the soda , the ammonia , and the sulphuric acid , the quantity of the water may be ascer- tained by difference . It may also be ...
Stranica 20
... converted into 2 MgO , PO , which contains 36.44 per cent . of mag- nesia . The potassa may be determined by difference . If a direct estimation be required , as is frequently the case , especially in the analysis of minerals , the salt ...
... converted into 2 MgO , PO , which contains 36.44 per cent . of mag- nesia . The potassa may be determined by difference . If a direct estimation be required , as is frequently the case , especially in the analysis of minerals , the salt ...
Stranica 21
... converted into chlo- ride of potassium . The magnesia should not be washed longer than is necessary , since it is not entirely insolu- ble in water . ( Magnesia is more soluble in hot water , and on this account cold is preferable ...
... converted into chlo- ride of potassium . The magnesia should not be washed longer than is necessary , since it is not entirely insolu- ble in water . ( Magnesia is more soluble in hot water , and on this account cold is preferable ...
Stranica 22
... converted into chloride of sodium , with evolution of sulphuretted hydrogen . Or the solution of the salt to be tested may be pre- cipitated by hot saturated baryta - water , filtered , the excess of baryta precipitated from the ...
... converted into chloride of sodium , with evolution of sulphuretted hydrogen . Or the solution of the salt to be tested may be pre- cipitated by hot saturated baryta - water , filtered , the excess of baryta precipitated from the ...
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Uobičajeni izrazi i fraze
acetate acidified added alcohol alkaline alumina ammonia antimony apparatus arsenic acid baryta boiling carbonate of ammonia carbonate of potassa carbonate of soda carbonic acid chlorate of potassa chloric acid chloride of ammonium chloride of barium chloride of sodium cipitated cobalt color concentrated sulphuric acid contains converted cool copper crucible crystals cyanide decomposed determined digested distilled evaporated to dryness excess expelled extracted filtrate flask fluoride fused glass grms guano heated to redness hot water hydrate hydro hydrochloric acid indium insoluble lead liquid magnesia manganese mass metallic mineral mixed mixture moistened neutralized nickel nitrate of silver nitre nitric acid obtained oxalic acid oxide phosphate phosphoric acid platinum crucible porcelain portion powdered protoxide pure residue salt saturated selenium separated sesquioxide sesquioxide of iron silica silicic acid small quantity soluble solution filtered substance sulphate sulphide of ammonium sulphuretted hydrogen sulphuric acid thallium tion titanic acid treated tube volatilized washed yellow zinc
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