a) adding to said sample a dye conjugate of a first member of {TAIL ~ a specific binding pair} for which there is a complementary member, where said {HEAD ~ first member} of a specific binding pair is attached to one or more dye molecules, which may be the same or different, having the formula ##STR47## wherein R5 is H 
a ) adding to said sample a dye conjugate of a first member of { TAIL ~ a specific binding pair } for which there is a complementary member , where said { HEAD ~ first member } of a specific binding pair is attached to one or more dye molecules , which may be the same or different , having the formula # # STR47 # # wherein R5 is H
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH