99.0%min

White crystalline powder

Appearance White crystalline powder
Assay (on dry base) ≥ 99.0%
Identification The retention times of the main peaks to the chromatogram of the assay preparation corresponds to those in the chromatogram of the standard preparation, as obtained in the assay.
Loss on drying ≤1.0%
Impurities ≤1.0%
Residue on ignition ≤0.8%
Heavy metals ≤0.002%
Residue solvents Ethanol ≤1000ppm
Butyl acetate ≤2000ppm