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