Styrene, min. 99,5 %, for synthesis, stab., Molar mass (M) 104,15 g/mol, Density (D) 0,9 g/cm³, Flash point (flp) 31 °C, Boiling point (bp) 145 °C, CAS No. [100-42-5], UN-Nr. 2055, EG-Nr. 202-851-5, Empirical formula C8H8