|
Appearance
|
Orange crystalline powder
|
|
Assay (iodometric)
|
Min 99.9%
|
|
Insoluble matter
|
Max 0.005%
|
|
Chloride (Cl)
|
Max 0.001%
|
|
Sulphate (SO4)
|
Max 0.005%
|
|
Lead (Pb)
|
Max 0.005%
|
|
Calcium (Ca)
|
Max 0.002%
|
|
Iron (Fe)
|
Max 0.002%
|
|
Copper (Cu)
|
Max 0.001%
|
|
Sodium (Na)
|
Max 0.02%
|
|
Loss on drying (at 105°C)
|
Max 0.05%
|