VOC-Mix EPA 524 - 6 components: 2000ug/ml each of Bromodichloromethane [CAS:75-27-4] ; Dibromochloromethane [CAS:124-48-1] ; 1,1-Dichloroethene [CAS:75-35-4] ; cis-1,2-Dichloroethene [CAS:156-59-2] ; trans-1,2-Dichloroethene [CAS:156-60-5] ; Dichloromethane [CAS:75-09-2] in Methanol