Latin Name: Rhodiola rosea L.

Active Ingredient: salidroside，total rosavin

Test Method: UV or HPLC

Appearance: Brown powder，Slightly special flavor.

Specification: salidroside 1%-5%，total rosavin 1%-4%

Sieve analysis: 100mesh

Residue on Ignition:≤5%

Extraction Solvent: Ethanol &Water

Total Plate Count: <1000cfu/g GB 4789.2-2010

Yeast and Mold: <25cfu/g GB 4789.15-2010

E. Coil: Negative GB 4789.38-2012

Staphylococcus aureus: Negative GB 4789.10-2010

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