Volatile Partitioning Between Milk Fat and Aqueous Phases as Influenced by Temperature |
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Page 37
3 Preparation of calibration standards An alcohol standard solution was prepared
by measuring the mass of 100 uL of ethanol ( 99 . 5 % ACS grade , Sigma -
Aldrich Company , St . Louis , MO ) , 1 - propanol ( 99 . 5 % HPLC grade , Sigma
...
3 Preparation of calibration standards An alcohol standard solution was prepared
by measuring the mass of 100 uL of ethanol ( 99 . 5 % ACS grade , Sigma -
Aldrich Company , St . Louis , MO ) , 1 - propanol ( 99 . 5 % HPLC grade , Sigma
...
Page 58
This was evident in experiments with ethanol at low temperatures . Ideally , a
high volume ratio of milk fat would distribute ethanol evenly between phases .
However to achieve mixing at low temperatures , a low volume ratio of milk fat
was ...
This was evident in experiments with ethanol at low temperatures . Ideally , a
high volume ratio of milk fat would distribute ethanol evenly between phases .
However to achieve mixing at low temperatures , a low volume ratio of milk fat
was ...
Page 64
01 , except for ethanol in milk fat ) and an apparent leveling near 60° C . Linear
regression slopes ranged from 0 . 00720 to 0 . 0131 A Log Kmw / °C ( see Table
4 . 5 ) . The effect of temperature is likely entropy associated . Comparatively to 1
...
01 , except for ethanol in milk fat ) and an apparent leveling near 60° C . Linear
regression slopes ranged from 0 . 00720 to 0 . 0131 A Log Kmw / °C ( see Table
4 . 5 ) . The effect of temperature is likely entropy associated . Comparatively to 1
...
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Common terms and phrases
1-butanol 1-heptanol 1-octanol and water 1-propanol according acetone achieved acid activity Additional alcohols allowed analysis anhydrous milk fat approximately aqueous phase associated calculated cheese chromatography compared comparison compounds concentration conducted constant containing correlation crystal curve decrease dependent determined Deviation difference diffusion dissolved effect emulsion energy enthalpy entropy equilibrium conditions et al ethanol experiments factor fat and water flavor development globule greater groups hydrophobic impact improve increase indicates influenced by temperature initially injection standard interactions less levels limited lipid liquid Log Kmw mass mean measured melting method milk fat minutes mixing models needed observed partition coefficient peak area physical polar prepared properties proteins ratio reactions reduced regression reported sample saturated separate slope solid fat content solubility solute solvent stirring suggest Table understanding values verify versus vial volatiles volume water partitioning
Bibliographic information
| Title | Volatile Partitioning Between Milk Fat and Aqueous Phases as Influenced by Temperature |
| Author | Daniel P. Berg |
| Publisher | University of Wisconsin--Madison, 2003 |
| Original from | the University of Wisconsin - Madison |
| Digitized | 19 Sep 2007 |
| Length | 252 pages |
| Export Citation | BiBTeX EndNote RefMan |