ScienceJohn Michels (Journalist) 1957 |
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Стр. 47
... Organic solids , regard these five grams of fluff . Familiarize yourself with the look of N , N - Diethylaminoethylcellulose ( Eastman 7392 ; 25 g . for $ 4.60 , 100 g . for $ 15.90 ) . It looms as the standard anion - exchange packing ...
... Organic solids , regard these five grams of fluff . Familiarize yourself with the look of N , N - Diethylaminoethylcellulose ( Eastman 7392 ; 25 g . for $ 4.60 , 100 g . for $ 15.90 ) . It looms as the standard anion - exchange packing ...
Стр. 186
... organic fraction . Corresponds to Age 11,550 ± 280 11,930 ± 290 11,450 ± 180. 5. The measure commonly used for the content of organic substances is the " oxygen con- sumed . " Pure drinking water generally has an " oxygen consumed " of ...
... organic fraction . Corresponds to Age 11,550 ± 280 11,930 ± 290 11,450 ± 180. 5. The measure commonly used for the content of organic substances is the " oxygen con- sumed . " Pure drinking water generally has an " oxygen consumed " of ...
Стр. 911
... organic , it was burned after acid - washing , giving an obviously false date ( sample Y - 158 ) . Separation into acid - soluble or carbonate ( sample Y- 158-1 and acid - insoluble or organic ( sample Y - 158-2 ) fractions showed that ...
... organic , it was burned after acid - washing , giving an obviously false date ( sample Y - 158 ) . Separation into acid - soluble or carbonate ( sample Y- 158-1 and acid - insoluble or organic ( sample Y - 158-2 ) fractions showed that ...
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Chlorpromazine and reserpine prevention | 7 |
3262 | 9 |
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