EPA Method502.2&524.2有机挥发物VOC-Mix4 1,2-Dibromo-3-chloropropane 1,2-Dibromoethane(EDB) 1,2-Dichloroethane 1,2-Dichloropropane 1,3-Dichloropropane 1,1-Dichloropropane 1,3-Dichloropropane* Hexachlorobutadiene 1,1,1,2-Tetrachloroethane 1,1,2,2-Tetrachloroethane 1,1,2-Trichloroethane Trichloroethylene 1,2,3-Trichloropropane 每个品种2000ng/ul甲醇溶液 1毫升 *4000ng/ul total,52%cis,48%trans |