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Items
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Specification
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Results
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Characters :
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Fulvous amorphous powder of faint characteristic smell |
Conforms
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Identification :
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Positive reaction |
Conforms
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Clarity & color of solution : |
Clear in 1% methanol |
Conforms
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Substances soluble in pentane : |
Not more than 1.0% |
0.30%
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Silymarin : (UV) |
Not less than 80% |
84.00%
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Silybin : (HPLC) |
Not less than 30% |
31.00%
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Heavy metals : |
Max. 10ppm |
Conforms
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Loss on drying : |
Not more than 4.0% |
2.00%
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Sulphated ash : |
Not more than 1.0% |
0.35%
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Total plate count : |
Not more than 1000/g |
Conforms
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Fungi : |
Not more than 100/g |
Conforms
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E.coli : |
Absent |
No
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Acetone : |
Not more than 0.5% |
0.30%
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Ethanol : |
Not more than 0.5% |
No
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Other solvents : |
Not more than 0.1% |
0.05%
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Conclusio : Conforms to DAB10 |
It is the extract from the fruit of Silybum marianum (L) Gacntm](milk thistle seed); light yellow powder or crystalline powder; odorless, tasteless, easily soluble in acetone, ethanol and alcohols; hard soluble in chloroform or water. Main chemical composition is silymarin(Silybin) C25H22O10 .
Appearance : light yellow fine powder.
Composition and use : Mainly contains silymarin, silidianin and silychristin. silymarin has good curative effect on chronic/acute hepatitis, cirrhosis of liver, fatty liver, cholelithiasis and cholangitis
Molecular formula and structural formula : C25H22O10
Spec. : Content of Silibinin: 70% up or 80% up(UV method) GP 8, 9, 10.
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