Quick Detail
Place of Origin
HS-CODE
30-
Package & Delivery Lead Time
Detailed Description
Content:30% 50% 90% 98%;
Test method:HPLC;
Herb source: Rheum palmatum L,rhe root ;
Molecular Formula: C15H8O6;
Molecular Weight: 284.21 ;
Physics Properties:Yellow needle cystal,melting point 321-322 OC,decompose on 330 OC.hardly soluble in the water,soluble in the alkali etc,slightly soluble in the ethanol,benzene,chloroform,aether etc.
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