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[A study on processing of the root of Pueraria lobata (Willd.) ohwi by HPLC]
1Faculty of Chinese Pharmacy, Beijing University of Chinese Medicine, Beijing 100029.
Abstract
Objective:
To study the changes of active components in the root of Pueraria lobata after processing.
Method:
Using HPLC, with a C18 column, MeOH-H2O-CHCl3(25:75:1) as mobile phase, and flow rate 1 ml/min.
Result:
The Puerarin in different processed products of the drug is increased in content, but gets seriously destroyed if processed by carbonizing.
Conclusion:
The Puerarin content in the root of Pueraria lobata is affected by drug-processing.