30 components: 2000ug/ml each of Chloroform [CAS:67-66-3] ; cis-1,2-Dichloroethene [CAS:156-59-2] ; Chlorobenzene [CAS:108-90-7] ; Dibromochloromethane [CAS:124-48-1] ; Dichloromethane [CAS:75-09-2] ; 1,2-Dichloroethane [CAS:107-06-2] ; Ethylbenzene [CAS:100-41-4] ; 1,2-Dichloropropane [CAS:78-87-5] ; Isopropylbenzene [CAS:98-82-8] ; 1,3-Dichlorobenzene [CAS:541-73-1] ; 1,3-Dichloropropane [CAS:142-28-9] ; Naphthalene [CAS:91-20-3] ; 1,4-Dichlorobenzene [CAS:106-46-7] ; 1,1,1-Trichloroethane [CA