The Encyclopaedia Britannica: A Dictionary of Arts, Sciences and General Literature, 10. köideA. et C. Black, 1879 - 856 pages |
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Page 22
... acids . Galbanum oil has been shown by J. Kachler ( see Journ . Chem . Soc . , xxiv . , 1871 , p . 258 ) to contain a colourless limpid oil , boiling at 160 ° to 165 ° C. , and a blue oil , of boiling point 240 ° to 250 ° C. , varying ...
... acids . Galbanum oil has been shown by J. Kachler ( see Journ . Chem . Soc . , xxiv . , 1871 , p . 258 ) to contain a colourless limpid oil , boiling at 160 ° to 165 ° C. , and a blue oil , of boiling point 240 ° to 250 ° C. , varying ...
Page 41
... acid ( see Armstrong , Organic Chemistry , p . 304 , 1874 ) . Gallic acid may be produced by heating an aqueous solution of diiodo- salicylic acid with excess of alkaline carbonate , by acting on dibromosalicylic acid with moist silver ...
... acid ( see Armstrong , Organic Chemistry , p . 304 , 1874 ) . Gallic acid may be produced by heating an aqueous solution of diiodo- salicylic acid with excess of alkaline carbonate , by acting on dibromosalicylic acid with moist silver ...
Page 42
... acid . With glycerin it is combined to form the presents a miserable aspect ; the streets are narrow , the ... acid see further R. Neale , " Clinical notes upon the use of gallic acid in various diseases , " Medical Times , 1855 , i ...
... acid . With glycerin it is combined to form the presents a miserable aspect ; the streets are narrow , the ... acid see further R. Neale , " Clinical notes upon the use of gallic acid in various diseases , " Medical Times , 1855 , i ...
Page 43
... acid , but dissolves readily in hydrochloric acid ; with potash solution it liberates hydrogen . It furnishes a deliquescent and very soluble chloride , GaCl , or Ga , Cl , a corresponding bromide and iodide , and an ammonio - gallic ...
... acid , but dissolves readily in hydrochloric acid ; with potash solution it liberates hydrogen . It furnishes a deliquescent and very soluble chloride , GaCl , or Ga , Cl , a corresponding bromide and iodide , and an ammonio - gallic ...
Page 45
... acids , ligneous fibre , Galls are formed also by hemipterous and homopterous water , and minute quantities of proteids ... acid ( q.v. ) . They have from very early times been resorted to as a means of staining the hair of a dark colour ...
... acids , ligneous fibre , Galls are formed also by hemipterous and homopterous water , and minute quantities of proteids ... acid ( q.v. ) . They have from very early times been resorted to as a means of staining the hair of a dark colour ...
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abundant acid ancient angle appear augite axis basalt beds carbonic carbonic acid centre century character chemical coal coast cone consists contains crust crystalline crystals deposit distance district earth equator eruption existence feet felspar formations fossils Gaelic Galatia gallic acid galls galvanometer Gaur gelatin gems geological globe gneiss granite Greek heat hornblende igneous igneous rocks important iron islands known lake land latitude lava less lime limestone longitude mass materials matter meridian metamorphic miles mineral mountain observed obtained occur ocean organic original orthoclase parallel Paris passing period plane porphyritic portion present pressure produced quartz regions remains rise river rocks Roman round sand sandstone schists Scotland sediment shales side siliceous Silurian sometimes species specific gravity square miles stones strata stream structure substance surface temperature thick tion town traced upper vapour vertical volcanic voyage whole