English
Assay (Perchloric acid titration, calc. on anhydrous substance): ≥ 99.5 %
Identity (IR-spectrum): conforms
Suitability as redox indicator: conforms
Suitability for determining iron: conforms
Melting point (anhydrous substance): 117 - 120 °C
substances insoluble in ethanol: conforms
Water (according to Karl Fischer): 8.5 - 11.0 %
