It may further be used as {TAIL ~ a support material} in {HEAD ~ chromatographic materials} or catalytically active materials 
It may further be used as { TAIL ~ a support material } in { HEAD ~ chromatographic materials } or catalytically active materials
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH