We are one of the leading manufacturer of plant extracts,herb extracts and botanical extracts in China. We can supply all kinds of standardized extracts and ratioed extracts. Now we can supply the Astragalus Plant Extract with the following specification: Astragalus Polysacchrides 80% Min (UV) Astragaloside 40% Min (HPLC) Astragaloside IV 10% Min (HPLC-ELSD) Astragalus Plant Extract 10:1 The Astragalus Plant Extract can improve the human body's systematic immunity and has the function of stepping down the blood pressure. It can help the body to expand the blood vesseland and the coronary artery. It is helpful to prevent the descend of the amount of white blood cell, haematoblast, reticulocyte, megakaryocyte. The Astragalus Plant Extract can lengthen the life of the cells and delay the consenescence. ATTN: Robert Ai TEL: 86-538-7506189 FAX: 86-538-7513518 EMAIL: Tai'an Zhonghui Plant Biochemical Co.,Ltd