土壤和沉积物有机氯农药的测定气相色谱一质谱法 Soil and sediment-determinat ion of or ganoch lor ine pesticidesGas chr omatography/Mass spectrometry HJ 835-2017 实施时间: 2017-09-01 (488) [相关检测机构] [相关产品方案](4)