The New Encyclopædia Britannica in 30 Volumes: Macropædia : Knowledge in Depth. - 19 Bd, Volumes 1-19Encyclopædia Britannica, 1974 |
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Page 184
... acid alkylation . Concentrated sulfuric acid tha ( petrochemical feedstock ) for catalytic reforming . ( 98 percent ) is used as the catalyst , and the process is Hydrocracking is accomplished at lower temperatures carried out in ...
... acid alkylation . Concentrated sulfuric acid tha ( petrochemical feedstock ) for catalytic reforming . ( 98 percent ) is used as the catalyst , and the process is Hydrocracking is accomplished at lower temperatures carried out in ...
Page 195
... acid precipitated by acidification with hy- Esterification . The addition of an acid to an alcohol drochloric acid . Salicylic acid is used in medicine as the generally results in esterification ; that is , the production free acid , as ...
... acid precipitated by acidification with hy- Esterification . The addition of an acid to an alcohol drochloric acid . Salicylic acid is used in medicine as the generally results in esterification ; that is , the production free acid , as ...
Page 196
... acid , hydrogen and a catalyst , hypoout being dried , is stirred with enough citric acid solution phosphorous acid , lithium aluminum hydride , metal and to dissolve almost all of it . A slight excess of ammonia acid , sodium and ...
... acid , hydrogen and a catalyst , hypoout being dried , is stirred with enough citric acid solution phosphorous acid , lithium aluminum hydride , metal and to dissolve almost all of it . A slight excess of ammonia acid , sodium and ...
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