Response to reviewer 2#

Abstract

Response to Anonymous Referee #2 Dear sir, we gratefully thanks for the precious time the reviewer spent making constructive remarks and totally understand the reviewer's concern. The pre-experiment was carried out before the experiment. We conducted the thorough experiment for the quality control and quality assurance including the blank experiment, recoveries of internal standard (TDCPP-d15 and TPhP-d15) in samples for evaluating the accuracy, blank experiment (field blanks, solvent blanks, matrix blanks), precision experiment, etc.