White to off-white cysstalline powder;free soluble in water; practically insoluble in alcohol
Water 10.0-15.0%
Insoluble substance≤0.2%
Chloride ≤0.015%
Sulfate ≤0.15%
Arsenic ≤8ppm
Heavy metals≤0.002%
Assay(Na2HPO4)Calculated on the dired base should be 98-103.0%
Comply with USP34 Standard.