When human plasma is used, it is preferred to carry out {TAIL ~ the reaction} at {HEAD ~ pH} 7.0 to 9.0 
When human plasma is used , it is preferred to carry out { TAIL ~ the reaction } at { HEAD ~ pH } 7.0 to 9.0
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH