Lithium hydroxide monohydrate, ROTI®METIC 99,999 % (5N), Molar mass (M) 41,96 g/mol, Density (D) 1,51 g/cm³, CAS No. [1310-66-3], UN-Nr. 2680, EG-Nr. 215-183-4, Empirical formula LiOH · H2O