|
Appearance
|
White crystalline powder
|
|
Assay
|
98.5 - 101.5%
|
|
Specific optical rotation ([α]20/D)
|
+24 deg to +26 deg
|
|
Residue on ignition
|
Max 0.1%
|
|
Identification
|
Passes test
|
|
Chloride (Cl)
|
Max 0.02%
|
|
Sulphate (SO4)
|
Max 0.03%
|
|
Iron (Fe)
|
Max 0.001%
|
|
Lead (Pb)
|
Max 0.001%
|
|
Loss on drying (at 105°C ; 3 hrs)
|
Max 0.5%
|