Chlorogenic acid: needle crystal for hemihydrate
                                                          
Molecular formula:C₁₆H₁₈O₉
Molecular weight:354.30
Chemical name: 3-[[3-(3,4-dihydroxyphenyl)-1-oxy-2-propenyl]oxy]-1,4,5-trihydroxy-1, [1S-(1 α , 3 β , 4 α , 5 α )]
Use: 
(1) reduce blood pressure
(2) anti tumor
(3) increase immunity
(4) antioxidant
(5) anti-virus
(6) other functions
Specification:10.0%~90.0%