Residual Solvents Class 1 acc to Ph Eur Ver 8.8: 5 components; Benzene [CAS:71-43-2]  4mg/ml ; 1,2-Dichloroethane [CAS:107-06-2]  10mg/ml ; Tetrachloromethane [CAS:56-23-5]  8mg/ml ; 1,1-Dichloroethene [CAS:75-35-4]  16mg/ml ; 1,1,1-Trichloroethane [CAS:71-55-6]  20mg/ml  in Dimethylsulphoxide