|
Appearance
|
White crystalline powder
|
|
Assay (on anhydrous basis)
|
99 - 100.5%
|
|
Identification
|
Passes test
|
|
Appearance of solution
|
Passes test
|
|
Acidity or alkalinity
|
Passes test
|
|
Loss on drying (at 105°C)
|
Max 1.5%
|
|
Heavy metal (as Pb)
|
Max 0.001%
|
|
Total chlorine (as Cl)
|
Max 0.03%
|
|
Chloride (Cl)
|
Max 0.02%
|
|
Sulphate (SO4)
|
Max 0.01%
|