Then 0.5 mL of methanol solution (as disperser solvent) containing benzophenone (0.02% (w/v)) (as sorbent) was rapidly injected into a sample solution by using 1.0 mL syringe
Then 0.5 mL ofmethanol solution (as disperser solvent) containing benzophenone(0.02% (w/v)) (as sorbent) was rapidly injected into a sample solutionby using 1.0 mL syringe