Chemical News and Journal of Industrial Science, Tomy 139-140Chemical news office., 1929 |
Z wnętrza książki
Wyniki 1 - 3 z 74
Strona 245
... tion ( e.g. , CH , .CO.CHO → CH , .CO.COOH → CH , CHO , etc. ) . By reduction , however , this group is easily changed to CH , CH ( OH ) , which is also to be seen in many substances , e.g. , CH , CH ( OH ) COOH , CH , COCH ( OH ) CH ...
... tion ( e.g. , CH , .CO.CHO → CH , .CO.COOH → CH , CHO , etc. ) . By reduction , however , this group is easily changed to CH , CH ( OH ) , which is also to be seen in many substances , e.g. , CH , CH ( OH ) COOH , CH , COCH ( OH ) CH ...
Strona 309
... tion of 78.1 ° increased , during 75 minutes , to a nearly constant value of + 14.8 ° where- upon the solution was neutralised with barium carbonate and filtered . In this pre- paration trimethyl xylose was isolated by a tedious ...
... tion of 78.1 ° increased , during 75 minutes , to a nearly constant value of + 14.8 ° where- upon the solution was neutralised with barium carbonate and filtered . In this pre- paration trimethyl xylose was isolated by a tedious ...
Strona 376
... tion in agriculture during the latter half of 1929 , on the contrary , in some cases their production is lower than that of the pre- vious year . However , this decrease in the production of superphosphates is not reflected in that of ...
... tion in agriculture during the latter half of 1929 , on the contrary , in some cases their production is lower than that of the pre- vious year . However , this decrease in the production of superphosphates is not reflected in that of ...
Spis treści
THE CHEMICAL NEWS | 18 |
Professor Leonard Hill on Right | 24 |
By DR W TOMBROCK | 129 |
Nie pokazano 50 innych sekcji
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
acetic acetic acid acid alloys amount application Association atoms B.Sc benzene Bergen op Zoom British British Columbia c/o Chemical Canada Canadian carbon cent Chemical Industries chemiluminescence chemist chemistry chloride coal Company complete compounds copper cyanide D.Sc deposits diphtheria Double Price effect electrical electrons elements Engineers ether experiments exports Farbenindustrie Akt.-Ges fertilisers fuel gases give glass gold heat hydrogen Imperial Chemical Industries important increase Institute investigation January laboratory Lecture liquid London manufacture material ment MERTON HOUSE metal method methyl mineral Mines molecules nitrogen Notices of Societies obtained Old Queen Street output oxide paper particles Patents phenyl physical plant potassium present Price production Prof properties proton Published radiation radium recent Royal Salisbury Square salt Science scientific sodium solution South Africa steel substances sulphur temperature tion tons Trade Marks treatment ture vapour X-ray zinc