The organochlorine pesticides (OCPs) in surface sediments of Hainan Dongzhai harbor was analyzed utilizing GC-ECD. The total concentration range of OCPs was 0.31~7.36ng/g (0~2cm), and ranges from 0.38 to 5.38ng/g (2~10cm).

• 利用GC-ECD对海南东寨港海湾表层沉积物中有机氯农药进行分析；结果表明；研究区总有机氯农药浓度为0.；31~7