【摘要】 以紫玉米芯为原料,着重探讨了超临界状态下萃取压力、温度、时间及紫玉米芯粉细度对玉米芯色素萃取率的影响.得出最佳工艺条件为:压力30 MPa、温度50℃、时间60 min、细度110目.萃取率可达到13.65%.更多还原

【Abstract】 The influences of extracting pressure,temperature,time,and fineness of purple corn cob on the extraction rate of purple corn cob pigment were investigated under supercritical condition by using purple corn cob as the experimental material.The results show that the extraction rate can reach 13.65% under the best conditions of pressure 30 Mpa,temperature 50 ℃,time 60 min and fineness 110 meshes.更多还原