alpha-Ketoglutaric acid, min. 99 %, for biochemistry, Molar mass (M) 146,10 g/mol, Density (D) 1,64 g/cm³, Boiling point (bp) 346 °C, Storage temp. +4 °C, CAS No. [328-50-7], EG-Nr. 206-330-3, Empirical formula C5H6O5