Determination of Coreopsis Tinctoria and commercial Chrysanthemum's sense,polyphenolic compounds & amino acids

The Coreopsis tinctoria and commercial chrysanthemum(Hangzhou white chrysanthemum,Huangshan tribute chrysanthemum,Chuzhou chrysanthemum) were determinated,for their sense evaluation,polyphenolic compounds and amino acid. Experimental methods were referenced to the state standard of the chrysanthemum.The ultra high performance liquid chromatography(UPLC) was determinate the content of quercetin,luteolin,3, 5- dicaffeoylquinic acid, catechin. The automatic amino acid analyzer was determinated the content of amino acid. The results showed that Coreopsis tinctoria was small,the petals orange,whose soup color was red amber, including quercetin and catechin. The commercial chrysanthemum was large soup, light yellow color fragrance. The total polyphenols amount of Coreopsis tinctoria was more than commercial chrysanthemum.The Coreopsis tinctoria had 17 essential amino acids, which were for the daily drinking and health care products.