[参考文献]: M A Kall, Et Al. Improved Method For Simultaneous Determination Of Ascorbic Acid And Dehydroascorbic Acid, Isoascorbic Acid And Dehydroisoascorbic Acid In Food And Biological Samples. J Chromatogr B Biomed Sci Appl. 1999 Jun 25;730(1):101-11.