 | Robert Routledge - 1893 - 732 pages
...and of some other substances, remarking that " The colours thus communicated by the different bases to flame afford in many cases a ready and neat way...of detecting extremely minute quantities of them." A few years later, Fox TaIbot described the method of obtaining a monochromatic flame, by using in... | |
 | Heinrich Kayser - 1900 - 830 pages
...pale violet." — „The colours thus communicated by the different bases to flame afford, in niany cases, a ready and neat way of detecting extremely minute quantities of them." — „ . . . can be no doubt that these tints arise from the molecules of the colouring matter reduced... | |
 | Sir Arthur Schuster, Sir Arthur Everett Shipley - 1917 - 432 pages
...1823, and made two significant observations: " The colours thus communicated by the different gases to flame afford, in many cases, a ready and neat way...of detecting extremely minute quantities of them," and " no doubt these tints arise from the molecules of the colouring matter reduced to vapour, and... | |
 | Sir Arthur Schuster, Sir Arthur Everett Shipley - 1917 - 396 pages
...made two significant observations : " The colours thus communicated by the different gases to Same afford, in many cases, a ready and neat way of detecting extremely minute quantities of them," and " no doubt these tints arise from the molecules of the colouring matter reduced to vapour, and... | |
 | 1861 - 1188 pages
...volatility. He also adds the distinct statement, that " the colours thus communicated by different bases to flame afford in many cases a ready and neat way...of detecting extremely minute quantities of them." ROYAL SOCIETY. [Continued from p. 77-] November 22, 1860. — Major-General Sabine, RA, Treasurer and... | |
 | J. B. Hearnshaw - 1990 - 554 pages
...Sir John Herschel (1792-1871). He wrote in 1823: The colours thus communicated by the different bases to flame afford, in many cases, a ready and neat way...of detecting extremely minute quantities of them' (3). Herschel was therefore one of the first to suggest that flame colours could be used for chemical... | |
 | Michael J. Crowe - 1994 - 468 pages
...with various metallic salts, stated: "The colours thus communicated by the different bases to flames afford, in many cases, a ready and neat way of detecting extremely minute quantities of them. . . ." By 1828 Josef Fraunhofer had published papers in which he ( 1 ) described over 500 dark lines... | |
 | John Holmes Agnew, Walter Hilliard Bidwell - 1871 - 828 pages
...intervals at all events, till 1827, when he wrote, " The colors thus contributed by different objects to flame afford in many cases a ready and neat way...of detecting extremely minute quantities of them." Here we find spectrum analysis almost stated in terms, and yet, although Herschel, Brewster, and Fox... | |
 | 1863 - 1212 pages
...put (in powder) into the wick of a spiritlamp The colours thus communicated by the different bases to flame afford in many cases a ready and neat way of detecting extremely minute quantities of them The pure earths, when violently heated, as has recently been practised by Lieat. Drummond, by directing... | |
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The colours thus communicated by the different bases to flame afford, in many cases, a ready and neat way of detecting extremely minute Quantities of them... 
