Amino Acid Composition Analysis in Shaanxi Crested Ibis Black Rice Wine
The 121MB amino acid analyzer was used to measure the content in Shaanxi crested ibis black rice wine. The result showed that it contained 18 kinds of amino acid and a 7 - amino butyric acid, and the content of the total amino acid was 9133. 5mg · L-1.The essential amino acids accounted for 51.7% of the total, the semi -essential accounted for 10% , and taste ones 73. 8%. Comparing with the total fermented wine amino acid content reported in the literature, amino acid content in the crested ibis black rice wine was 5 times of beer ,5.4 times of red wine, 1.35 times of yellow rice wine, 2.18 times of sake, and 2.8 times of catalyzed - crock rice wine, the essential , semi - essential and taste amino acid contents were also the highest.