Dipropylene glycol, min. 99 %, pure, Molar mass (M) 134,17 g/mol, Density (D) 1,02 to 1,03 g/cm³, Flash point (flp) 130 °C, Boiling point (bp) 227 °C, CAS No. [25265-71-8], EG-Nr. 246-770-3, Empirical formula C6H14O3