The carrier 1, wherein the average particle size of said hydrophilic silica is within {HEAD ~ the range} of {TAIL ~ 5 to 50 nm} in terms of a primary number average particle size 
The carrier 1 , wherein the average particle size of said hydrophilic silica is within { HEAD ~ the range } of { TAIL ~ 5 to 50 nm } in terms of a primary number average particle size
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH