Scutellariae

Scutellariae

Produced in Heilongjiang, Liaoning, Inner Mongolia, Hebei, Henan, Gansu, Shaanxi, Shanxi, Shandong, Sichuan and other places

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Scutellariae

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DESCRIPTION

【 Alternative Name 】: Camellia root, Scutellaria baicalensis tea, and Tujin tea root.
[English Name]: Scutellariae
【 Plant Source 】: Produced in Heilongjiang, Liaoning, Inner Mongolia, Hebei, Henan, Gansu, Shaanxi, Shanxi, Shandong, Sichuan and other places
Baicalin: 30%, 90%, 95%
Physical and chemical properties
Baicalin:
【 English Name 】: Baicalin
[CAS]: 21967-41-9
【 Molecular formula 】: C21H18O11
Molecular weight: 446.36
Solubility: Easily soluble in pyridine, soluble in alkaline solution, slightly soluble in hot glacial acetic acid, insoluble in formic acid, acetic acid, acetone, and almost insoluble in ether and water.
【 Main ingredients 】: The roots of Scutellaria baicalensis contain flavonoids: baicalein, neobaicalein, namely skullcapflavone II, baicalin, wogonin, wogono side, oroxylin A, 7-methoxybaic alein, skullcapflavone I, Dihydrooxylin A, chrysin, etc. In addition, it also includes β- Sitosterol( β- Sitosterol, campesterol, and stigmasterol.
Three technical indicators
Raw flour:
1. Appearance: Brown yellow to brown powder;
2. Total ash content ≤ 10%, acid insoluble ash content ≤ 2.0%;
3. Loss on drying ≤ 10.0%;
4. Heavy metals ≤ 20ppm (Pb ≤ 5ppm, Hg ≤ 1ppm, Cd ≤ 0.5ppm, As ≤ 2ppm);
5. Microorganisms (non irradiated): Total colony count ≤ 10000CFU/g; Mold and yeast ≤ 1000CFU/g;
Salmonella: Negative; Escherichia coli: Negative.
Extract:
1. Appearance: Light brown powder;
2. Total ash content ≤ 5%, acid insoluble ash content ≤ 2.0%;
3. Loss on drying ≤ 5.0%;
4. Heavy metals ≤ 10ppm (Pb ≤ 2ppm, Hg ≤ 1ppm, Cd ≤ 0.5ppm, As ≤ 2ppm);
5. Microorganisms (non irradiated): Total colony count ≤ 5000CFU/g; Mold and yeast ≤ 500CFU/g;
Salmonella: Negative; Escherichia coli: Negative.
Four Identification Methods
Thin layer chromatography and ultraviolet spectrophotometry
V. Packaging and Storage
【 Product Packaging 】: Double layer plastic bags are used internally, and aluminum foil bags or cardboard barrels are used externally.
【 Packaging Specification 】: 25Kg/barrel
【 Storage conditions 】: Store in a cool, dry, dark, and high-temperature place at 2-10 ℃.
Shelf life: Three years

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