The xanthene colorants exhibit improved wax and {HEAD ~ oil solubility} and {TAIL ~ high purity} 
The xanthene colorants exhibit improved wax and { HEAD ~ oil solubility } and { TAIL ~ high purity }
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL