Chemical News and Journal of Industrial Science, Tomy 121-122Chemical news office., 1920 |
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Strona 4
... crystals showed only the lead line 3683 62 ( intensity 1000 ) , proving thus that all other metals had been removed . The silver nitrate obtained in this manner was reduced by ammonium formate ( prepared from pure formic acid and ...
... crystals showed only the lead line 3683 62 ( intensity 1000 ) , proving thus that all other metals had been removed . The silver nitrate obtained in this manner was reduced by ammonium formate ( prepared from pure formic acid and ...
Strona 5
... crystals of lead chloride had been deposited , and evaporation was continued until most of the chloride was deposited as crystals . The product was recrystallised from hot water , and then used for the second determination of the atomic ...
... crystals of lead chloride had been deposited , and evaporation was continued until most of the chloride was deposited as crystals . The product was recrystallised from hot water , and then used for the second determination of the atomic ...
Strona 19
... crystals of aluminum oxide . The Norton brand of silicon carbide abrasive , crystolon , is manufactured by heating pure silica sand and coke together in a special resistance type of electric furnace . The material is not fused , but a ...
... crystals of aluminum oxide . The Norton brand of silicon carbide abrasive , crystolon , is manufactured by heating pure silica sand and coke together in a special resistance type of electric furnace . The material is not fused , but a ...
Strona 50
... crystals , also iron pyrite and siderite . The exterior contained a number of dolomite of a pinkish hue , and only the dolomite crystals were taken for the analysis . The specimen proved a fairly good dolomite . We did not determine the ...
... crystals , also iron pyrite and siderite . The exterior contained a number of dolomite of a pinkish hue , and only the dolomite crystals were taken for the analysis . The specimen proved a fairly good dolomite . We did not determine the ...
Strona 51
... crystals are a fairly typical dolomite . The specific gravity is 2.31 . irregular shaped crystals , soft and with a bright lustre . The analysis shows it to be a limestone rather than a dolomite . The specific gravity is o'80 per cent ...
... crystals are a fairly typical dolomite . The specific gravity is 2.31 . irregular shaped crystals , soft and with a bright lustre . The analysis shows it to be a limestone rather than a dolomite . The specific gravity is o'80 per cent ...
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