荸荠棕色素的提取及稳定性的研究

Extraction of Brown Pigment From Eleochairs Tuberosa and It's Stability

本文以荸荠皮为原料，用酒精溶液浸泡提取制得荸荠皮棕色素，并对其稳定性进行了研究．

brown pigment was obtained from the ethanol extract of the rinds of eleochairs tuberosa,china. The stability of it's determined on the basis of spectrophotometric data and chemical properties.