Assay (bromatometric): 99.0 - 100.5 %

Identity (coloring 1): passes test

Identity (coloring 2): passes test

Identity (precipitate): passes test

Appearance: colourless or faintly pink or faintly yellowish crystals or crystalline masses, deliquescent

Appearance of solution (67 g/l, water): clear and not more intensely coloured than referencesolution B6

Appearance of solution (50 g/l; water): no turbidity or insoluble matter

Acidic substances: passes test

Solidification temperature (Ph Eur): ≥ 39.5 °C

Solidification temperature (ACS): ≥ 40.5 °C

Residue on evaporation (Ph Eur): ≤ 0.05 %

Residue on evaporation (ACS): ≤ 0.05 %

Water (according to Karl Fischer): ≤ 0.5 %