|
Appearance
|
Yellowish orange fine powder
|
|
Assay (complexometric)
|
99.3 - 100.5%
|
|
Substance insoluble in HCl
|
Max 0.03%
|
|
Chloride (Cl)
|
Max 0.025%
|
|
Sulphate (SO4)
|
Max 0.01%
|
|
Niitrogen compounds (N)
|
Max 0.005%
|
|
Iron (Fe)
|
Max 0.003%
|
|
Residue after reduction
|
Max 0.05%
|