Presenting the extracting technology of food capsaicin with ethanol by ultrasonic waves,based on the results of one-factor design,the orthogonal experiment results showed that the best technology of extracting capsaicin was：ultrasonic treatment time was 50 minutes,particle size was 80,the extracting temperature was 50 ℃,ratio of raw materials to solution was 1：20,under this condition,the first extraction yield of capsaicin was 86.32%,t...
