This is made by adding ethanol to the cooled supernatant liquid under {TAIL ~ cooling} and at {HEAD ~ a pH} of 6.8 7.2, preferably 7.0 
This is made by adding ethanol to the cooled supernatant liquid under { TAIL ~ cooling } and at { HEAD ~ a pH } of 6.8 7.2 , preferably 7.0
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH