Science, Том 218John Michels (Journalist) American Association for the Advancement of Science, 1982 Since Jan. 1901 the official proceedings and most of the papers of the American Association for the Advancement of Science have been included in Science. |
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Стр. 245
... Peak identification : Sample survey . The analyst is often engaged in the sepa- ration and determination of complex mixtures . Some constituents may be ex- traneous to the analysis . In the past , the analyst relied on known standards ...
... Peak identification : Sample survey . The analyst is often engaged in the sepa- ration and determination of complex mixtures . Some constituents may be ex- traneous to the analysis . In the past , the analyst relied on known standards ...
Стр. 246
... peak , as indicat- ed by the tick marks on the chromatogram at the top , without in- terrupting the chro- matographic signal . The three spectra for each peak are over- laid for peak purity determination . Mass Spectrometry of Large ...
... peak , as indicat- ed by the tick marks on the chromatogram at the top , without in- terrupting the chro- matographic signal . The three spectra for each peak are over- laid for peak purity determination . Mass Spectrometry of Large ...
Стр. 897
... peak G is different from the other tissue spectra ; peak C is absent , and peaks F2 , L , M , N , O , P , and Q are detected . Ecdysteroids synthe- sized by insect ovaries are reported to be ecdysone ( 4 , 6 , 7 ) , 20 - hydroxyecdysone ...
... peak G is different from the other tissue spectra ; peak C is absent , and peaks F2 , L , M , N , O , P , and Q are detected . Ecdysteroids synthe- sized by insect ovaries are reported to be ecdysone ( 4 , 6 , 7 ) , 20 - hydroxyecdysone ...
Содержание
BOOK REVIEWS | 113 |
REPORTS | 127 |
BilirubinInduced Modulation of Cerebral Protein Phosphorylation in Neonate | 156 |
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