Appearance: White to Light-Yellow Powder

Assay: 98-102%

Melting Point : 185℃  (Decompose)

Specific Optical Rotation:  -33.0 to -37.5

Loss on Drying: 0.5%max

Sulfate: 0.048% max

Arsenic: 2ppm Max

Heavy metals: 20ppm Max.

Residue on Ignition: 0.1% Max.