The aim of this research is to establish a analytical method for the determination of phytic acid , glycolic acid , lactic acid , malic acid and mandelic acid in cosmetics.

• 本研究目的在于建立植酸、甘醇酸、乳酸、苹果酸与杏仁酸之混酸溶液之分析方法。研究中针对管柱的种类、移动相之种类与组成、移动相之流速等因素。