Magnesium Filings, min. 99,9 %, acc. to Grignard, for synthesis, Molar mass (M) 24,31 g/mol, Density (D) 1,75 g/cm³, Boiling point (bp) 1107 °C, CAS No. [7439-95-4], UN-Nr. 1869, EG-Nr. 231-104-6, Empirical formula Mg