Purity: (same/more than) 98.0%
Source: Synthetic
Solution: Clear, colorless and complete
Specific Rotation: -14.0 degrees to -17.0 degrees
Heavy Metals (Pb): (same/less than) 0.002%
Arsenic: (same/less than) 0.0002%
Loss on Drying: (same/less than) 0.5%
Residue on Ignition: (same/less than) 0.3%