Chemical News and Journal of Industrial Science, Tomy 135-136Chemical news office., 1927 |
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Strona 11
... acid on cold solid potassium permanganate , was stored over sulphuric acid , and tests by absorption in alkali indicated a purity of over 99.7 per cent . for the gas . VAPOUR PRESSURE MEASUREMENTS . The interpretation of the results ...
... acid on cold solid potassium permanganate , was stored over sulphuric acid , and tests by absorption in alkali indicated a purity of over 99.7 per cent . for the gas . VAPOUR PRESSURE MEASUREMENTS . The interpretation of the results ...
Strona 24
... acid at 100 ° in 1 hour . = 5 . Destroyed by Jroteolytic enzymes . Destroyed by formaldehyde . Soluble in water ... acid . Precipitated by sodium chloride . Precipitated by ammonium sulphate . Precipitated by sodium oxalate ...
... acid at 100 ° in 1 hour . = 5 . Destroyed by Jroteolytic enzymes . Destroyed by formaldehyde . Soluble in water ... acid . Precipitated by sodium chloride . Precipitated by ammonium sulphate . Precipitated by sodium oxalate ...
Strona 39
... acid CH , COCH , COOH and CH , CO CH ,, and these are excreted in the urine . There is frequently also present what is obviously the parent substance of these two compounds , namely , hydroxy- butyric acid CH , .CH ( OH ) .CH.COOH ...
... acid CH , COCH , COOH and CH , CO CH ,, and these are excreted in the urine . There is frequently also present what is obviously the parent substance of these two compounds , namely , hydroxy- butyric acid CH , .CH ( OH ) .CH.COOH ...
Strona 40
... acid than pH 3.5 by the addition of sulphuric or hydrochloric acid . The preparation of insulin comprises ex- traction and subsequent purification . During the extraction an dearly stages of purification every advantage must be taken of ...
... acid than pH 3.5 by the addition of sulphuric or hydrochloric acid . The preparation of insulin comprises ex- traction and subsequent purification . During the extraction an dearly stages of purification every advantage must be taken of ...
Strona 74
... acid is a numerical statement of the changed conditions . But to invent a mechanism such that all the substances ... acid in terms of its molality as such , as can be done in the case of acetic acid and other weak electrolytes , where we ...
... acid is a numerical statement of the changed conditions . But to invent a mechanism such that all the substances ... acid in terms of its molality as such , as can be done in the case of acetic acid and other weak electrolytes , where we ...
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