for qualitative measurementsAcetone. 2 mL Gasoline .2 mL Nitrobenzene. 2 mL Benzene. 2 mL Isooctane .2 mL Tetrahydrofuran . 2 mL Carbon tetrachloride . 2 mLIsopropyl alcohol.2 mL Toluene . 2 mL N,N-Dimethyl formamide . 2 mLKerosene .2 mL Trichloroethylene