{HEAD ~ The method} 13 wherein said detergent is selected from {TAIL ~ the group} consisting of polyoxyethylene sorbitan based detergents and sulfobetaine based detergents 
{ HEAD ~ The method } 13 wherein said detergent is selected from { TAIL ~ the group } consisting of polyoxyethylene sorbitan based detergents and sulfobetaine based detergents
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH