Using acetone adds the water withdraws the atrazine in the soil, than extract with trichloromethane, after concentrated and settle to permit, use the capillary gas chromatography.

• 采用丙酮加水提取土壤中的阿特拉津,再用三氯甲烷萃取,经浓缩、定容后,用毛细管气相色谱法测定。