Latin Name: Lagerstroemia speciosa (L.)

Active Ingredient: corosolic acid

Test Method: HPLC

Appearance: Brown powder，Slightly special flavor.

Specification:10%，20%.

Solubility: Partly soluble in ethanol

Sieve analysis: 100mesh

Loss on Drying: ≤5%

Residue on Ignition: ≤5%

Extraction Solvent: Ethanol &Water

Total Plate Count :< 1000cfu/g

Yeast and Mold :< 25cfu/g

E. Coil: Negative

Staphylococcus aureus: Negative

Storage: Store in cool and dry place; Away from strong sunlight, heat and moisture.

Package: 10kg/carton or 25kg/drum, 2.5kg/bag, vacuum packing.

Heavy Metal Test Method (International standard)

Pb≤1.0mg/kg GB 5009.12-2010

As≤0.5mg/kg GB/T 5009.11-2003

Hg≤0.01mg/kg GB/T 5009.17-2003

Cr≤0.5mg/kg GB/T 5009.123-2003

Cd≤0.2mg/kg GB/T 5009.15-2003

Total Heavy Metal＜10ppm