The effect of reaction time, leaching times and solvent PH, ratio of raw material and solvent, PH of phytin, settling time on phytin yield and quality, extracted from tikitiki, were studied.

• 对米糠中提取菲丁的工艺条件进行了优化，考察了酸浸时间、酸浸次数、酸浸pH值、液料比、中和pH值、静止时间等因素对产品的产量和质量的影响，得出了优化的工艺条件。