St. John's Wort P.E.

St. John's Wort P.E.

The stems and flowers of Hypericum perforatum L

Key words:

St. John's Wort P.E.

Product Consulting:


[English name]:St. John's Wort P.E.

【Plant origin】: The stems and flowers of Hypericum perforatum L

【Product specifications】:Hypericin: 0.3%

[Detection method]: UV


【Molecular Formula】: C30H16O8

【Molecular weight】: 504.45

【Structural Formula】:


2. Technical indicators

1. Appearance: brown powder;

2. Total ash ≤5%, acid insoluble ash ≤2.0%;

3. Loss on drying ≤ 5.0%;

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

5. Microorganisms (non-irradiation): total colony number≤ 5000CFU/g; Mold and yeast≤ 500CFU/g;

Salmonella: Negative; E. coli: Negative.

3. Packaging and storage

[Product packaging]: double-layer plastic bag inside, aluminum foil bag or cardboard drum outside

【Packing specifications】: 10Kg/barrel, 25Kg/barrel

[Storage conditions]: Place in a cool, dry, dark, and high temperature place.

【Shelf life】: three years


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