11 components: 100ug/ml each of Chloroform [CAS:67-66-3] ; Dibromochloromethane [CAS:124-48-1] ; 1,2-Dichloroethane [CAS:107-06-2] ; Ethylbenzene [CAS:100-41-4] ; Tetrachloroethene [CAS:127-18-4] ; Tetrachloromethane [CAS:56-23-5] ; Tribromomethane [CAS:75-25-2] ; Trichloroethene [CAS:79-01-6] ; Toluene [CAS:108-88-3] ; Bromodichloromethane [CAS:75-27-4] ; Benzene [CAS:71-43-2] in Methanol