{HEAD ~ The amount} of viscosity reducing agent often ranges from {TAIL ~ about 1 percent} to about 10 percent, preferably about 2 percent to about 6 percent, based on the total weight of the formulation 
often ranges from
{ HEAD ~ The amount } of viscosity reducing agent often ranges from { TAIL ~ about 1 percent } to about 10 percent , preferably about 2 percent to about 6 percent , based on the total weight of the formulation
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH