This method contains steps as follows: pre-processing raw material, adding extracting agent which contains ionic liquid, centrifuging, filtering, purifying and condensing the extracting liquid.

该方法包括下列步骤：原料预处理，加入含离子液体的萃取剂，萃取液离心、过滤、纯化、浓缩即可。

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Methods: Routine method, medium diluting method and centrifuging and filtering method were used for the verification of methodology on 5 antipyretics.

方法：采用常规法、培养基稀释法、离心集菌薄膜过滤法对五种解热镇痛类药进行方法验证。

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Methods: Routine method, medium diluting method and centrifuging and filtering method were used for the verification of methodology on 5 antipyretics.

方法：采用常规法、培养基稀释法、离心集菌薄膜过滤法对五种解热镇痛类药进行方法验证。

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