Appearance: White to off-white to yellowish powder
Residue on ignition: ≤0.1%
Heavy metals: ≤20ppm
Water (KF): ≤1.0 %
Single impurity: ≤0.5%
Total impurities: ≤1.0%
Assay (HPLC): 98.0-102.0%
Residue on ignition: ≤0.1%
Heavy metals: ≤20ppm
Water (KF): ≤1.0 %
Single impurity: ≤0.5%
Total impurities: ≤1.0%
Assay (HPLC): 98.0-102.0%