White crystal,slightly sweet, easily soluble in water, hardly soluble in carbinol, and never soluble in organic solvents such as ethanol

Content  99.8%
Specific rotation  + 72.6°
Loss on Drying     0.07%
Heavy Metal      10ppm  max
Residual on Ignition    0.06%
Arsenic      0.5ppm  max
Iron Salt    10ppm  max