Appearance: Off-white or slightly yellow crystalline powder
Water: ≤2.0%
Residue on ignition: ≤0.1%
Heavy metals: ≤20ppm
Single impurities: ≤0.5%
Total impurities: ≤1.0%
Assay (HPLC): 98.0-102.0%
Water: ≤2.0%
Residue on ignition: ≤0.1%
Heavy metals: ≤20ppm
Single impurities: ≤0.5%
Total impurities: ≤1.0%
Assay (HPLC): 98.0-102.0%