ScienceJohn Michels (Journalist) 1959 |
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Стр. 274
... Acid Abstract . Various purification procedures for folic acid were investigated . The criteria of purity were a negative BrattonMarshall test and the absence of fluorescent spots on paper chromatograms . Since no method provided a pure ...
... Acid Abstract . Various purification procedures for folic acid were investigated . The criteria of purity were a negative BrattonMarshall test and the absence of fluorescent spots on paper chromatograms . Since no method provided a pure ...
Стр. 602
... acid ( folacin or pteroylglutamic acid . See Fig . 1. ) It has been demonstrated that in bacteria which are inhibited by sulfanilamide , the formation of folic acid and its derivatives is prevented . The enzyme system which makes this ...
... acid ( folacin or pteroylglutamic acid . See Fig . 1. ) It has been demonstrated that in bacteria which are inhibited by sulfanilamide , the formation of folic acid and its derivatives is prevented . The enzyme system which makes this ...
Стр. 897
... acid ( 10 g / 1000 ml ) , measured after 3 weeks of treatment . Height is expressed as percentage of that of ... acid ( 45 ) Indoleacetic acid ( 30 ) B - Naphthoxyacetic acid ( 30 ) a - O - Chlorophenoxyacetic acid ( 30 ) a - O ...
... acid ( 10 g / 1000 ml ) , measured after 3 weeks of treatment . Height is expressed as percentage of that of ... acid ( 45 ) Indoleacetic acid ( 30 ) B - Naphthoxyacetic acid ( 30 ) a - O - Chlorophenoxyacetic acid ( 30 ) a - O ...
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172 | 172 |
Speed versatility and convenience in measuring | 219 |
Volume 10 1959 | 291 |
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Библиографические данные
| Название | Science |
| Редактор | John Michels (Journalist) |
| Соавтор | American Association for the Advancement of Science |
| Опубликована: | 1959 |
| Владелец оригинала: | Университет штата Миннесота |
| Оцифровано | 16 дек 2019 |
| Экспорт цитаты | BiBTeX EndNote RefMan |