Specifications: 5%, 20%, 50% HPLC Product characteristics a. Low ash, impurity, heavy metal, solvent Zeaxanthin 5%, 10%, 20%, 40%, 50% Usage:Zeaxanthin is one ... and seal preserve. Contents supply: powder:5%, 10%, 40%, 50% and above.Pasty:120-160. Liquid:5-15% Extract from: petals of ...