Appearance (Colour)
Pink
Appearance (Form)
Crystalline powder
Solubility (Turbidity) 10% aq. solution
Clear
Solubility (Colour) 10% aq. solution
Pink
Assay (EDTA Titration)
min. 99%
pH (5% aq. solution)
3.5 - 5.0
Water Insoluble matter
max. 0.01%
Chloride (CI)
max. 0.001%
Iron (Fe)
max. 0.001%
Heavy Metals (Pb)
max. 0.001%
Copper (Cu)
max. 0.0005%
Oxidising substances
No reaction
Substances reducing Iodine (I)
max. 0.01%
Substances reducing Permanganate (O)
max. 0.001%