羟基脯氨酸（生产厂家） 食品级L-羟基脯氨酸

CAS登录号:51-35-4

中文别名：L-4-羟基脯氨酸;反-4-羟基-L-脯氨酸;L-羟脯氨酸;反式-4-羟基-L-脯氨酸;4-羟基-2-羧基吡咯啶;4-羟基-L-脯氨酸;4-羟基烷-2-羧酸 [1] 

英文名称:L-Hydroxyproline

英文别名：4-hydroxy-L-proline (trans); (2S,4R)-(-)-4-Hydroxypyrrolidine-2-carboxylic acid; H-Hyp-OH; (2S,4R)-(-)-4-Hydroxy-2-pyrrolinecarboxylic acid; 4-Hydroxyproline; 4-L-Hydroxyproline; delta-Hydroxyproline; Hypro; L-Proline, 4-hydroxy-, trans-; L-Proline,4-hydroxy-,trans; Ls-Hydroxyproline; Proline, 4-hydroxy-; (2S,4R)-4-Hydroxyproline; L-Hydroxyproline; (4R)-4-hydroxy-L-proline; 3-hydroxy-L-proline; 1-hydroxyproline; 1-hydroxy-L-proline

分子式:C5H9NO3

分子量:131.13

EINECS登录号:200-091-9

质量指标：

含量98.5%～101.5%

比旋度－74.0～－77.0

PH值5.0～6.0

透光度≥95.0%

氯化物≤0.020%

硫酸盐≤0.020%

铵盐≤0.020%

重金属≤0.001%

铁盐≤0.001%

砷盐≤0.0001%

干燥失重≤0.2%

灼烧残渣≤0.1%
羟基脯氨酸质量标准：
羟基脯氨酸用作增味剂；营养强化剂。香味料。主要用于果汁、清凉饮料、营养饮料等。