Plant extract is a kind of extraction and separation process through physical or chemistry in order to get the active ingredients of “Phyto chemical” derived from the herbs,and the procedure to obtain this is called “concentration” or an “extraction”.

Plant extract can be processed to ingredient，standard herb extracts,ratio extract and Plant Powder by its different processing technology. Standard Herb Extracts is also called “Content extract “，which is extracted from herb and its active ingredients’ content can be detected by instrumental.

Detection methods：HPLC,UV and GC.