|
Appearance
|
White powder or crystals and/or chunks having ammonical odour
|
|
Ammonia (NH3)
|
Min 30.0%
|
|
Chloride (Cl)
|
Max 0.0035%
|
|
Phosphate (PO4)
|
Max 0.001%
|
|
Sulphate (SO4)
|
Max 0.005%
|
|
Iron (Fe)
|
Max 0.001%
|
|
Residue on ignition (as SO4)
|
Max 0.1%
|
|
Heavy metal (as Pb)
|
Max 0.001%
|