USP 31
Appearance White or almost white powder
Identification: Positive
Clarity Clear
Specific optical rotation +78.0°~+81.5°
Loss on drying: 1.0% max
Residue on ignition 0.2% max
Acidity Corresponds
Barium Corresponds
Sulfate Corresponds
Heavy metals 10ppm max
Assay 98.0% min
Total bacteria count 1000col/g max
