Component Information for QCM-112AnalyteConcentrationbromobenzene1 - 20 μg/Lbromomethane1 - 20 μg/Ln-butylbenzene1 - 20 μg/Lsec-butylbenzene1 - 20 μg/Ltert-butylbenzene1 - 20 μg/Lchloroethane1 - 20 μg/Lchloroform1 - 20 μg/Lchloromethane1 - 20 μg/L2-chloro