Rhodiola Rosea P.E.

              Rhodiola Rosea P.E.

【Plant Origin】：Rhodiola Crenulata (Latin name), perennial herb, 10-20 cm high. Root stout, conical, fleshy, brownish yellow, root neck with most fibrous root. Autumn flower stems wither and dig. It grows at an altitude of 800 to 2,500 meters high and cold. The main producing areas are xinjiang, shanxi, hebei, jilin, northern Europe to the Soviet union, Mongolia, Korea, Japan.

【Production Specification】：HPLC，salidroside：1%、2%、3%

【Physicochemical Property】

Name：Salidroside

CAS：10338-51-9

Molecular formula：C₁₄H₂₀O₇

Molecular weight：300.30

【Technical indicators】

1. Appearance: Brown Powder；

2. Total ash content≤5%，acid insoluble ash≤2.0%；3. Dry weight loss≤5.0%；

4. Heavy metal≤10ppm（Pb≤2ppm，Hg≤1ppm，Cd≤0.5ppm，As≤2ppm）；

5. Microorganism (non-irradiation)：Total Plate Count≤5000CFU/g；Total Yeast&Mold ≤500CFU/g；Salmonella：Negative；Coliform：Negative.

【Detection method】   HPLC