Nitric acid 5 %, ROTI®Star, For blank value determination, Molar mass (M) 63,01 g/mol, Density (D) 1,026 g/cm³, Boiling point (bp) 83 °C, CAS No. [7697-37-2], UN-Nr. 2031, EG-Nr. 231-714-2, Empirical formula HNO3