Appearance (Colour)
White
Appearance (Form)
Crystalline powder
Solubility (Turbidity) 10% aq. solution
Clear
Solubility (Colour) 10% aq. solution
Colourless
Assay (Complexometric)
min. 99.5%
pH (5% aq. solution)
~ 3.0
Chloride (CI)
max. 0.001%
Iron (Fe)
max. 0.0005%
Heavy Metals (Pb)
max. 0.0005%
Phosphate (PO4)
max. 0.001%
Copper (Cu)
max. 0.0005%
Silicate (SiO2)
max. 0.001%
Potassium (K)
max. 0.02%