Appearance White to pale yellow solid
Identification HPLC RT
Water(by KF) ≤0.5%
Sulphated ash ≤0.5%
Specific rotatio +23°- +27°
Related substances Any single impurity≤0.5%
Total impurities≤1.0%
Assay(by titrimetry) Ammonium chloride content≤2.0%
Assay 98.0%-102.0%