A Plant origin
[Other names]: Fu Ling, Fu Ling, Fu Ling, Fu Ling, Fu Ling, Song Qi, Chenfu Fetus, Yun Ling, Fu Rabbit
【English name】:P oria P.E.
[Plant origin]: Dried sclerotia of the polyporous fungus Poria cocos (Schw.) Wolf. Dabie Mountain West has the largest output and the best quality, and Hunan is mainly used by the south, with the output secondary. Features: mostly irregular block, spherical, flat, oblong or oblong, etc., different sizes, small such as fists, large diameters up to 20~30 cm, or larger. More than 7~9 months of digging, after digging to remove sediment, pile up "sweating", spread out to dry until the surface is dry, and then "sweat", repeated several times until wrinkles, most of the internal moisture is lost, the yin is dry, called "poria"; Or cut fresh poria according to different parts and dry it, called "poria block" and "poria slice" respectively.
【Product specifications】:UV, polysaccharide 10%
2. Physical and chemical properties
【Main ingredients】: The rhizome contains saponins, tannins, resins, etc. It also contains newborneside, isoxanthide, succinic acid, carotene, palmitic acid, β-sitosterol, as well as alkaloids, volatile oils, sugars, tannins, resins, sterols, starches, etc.
3. 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.
IV. Detection method
Thin layer chromatography
5. 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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