Appearance:Light green powder with special flavor
Solubility:Insoluble in water,soluble in ethanol, no extraneous substance after being dissolved
Assay Ursolic acid Content≥25%,≥95%.
Loss on drying < 0.5%
Ignition residue <0.5%
Heavy metal <5ppm
Pathogen <300CPU, Salmonella or Escherichia coli should not be detected.
Mold <100CPU