L-鸟氨酸-L-天门冬氨酸盐

L-鸟氨酸-L-天门冬氨酸

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别名：L-鸟氨酸-L-天门冬氨酸盐

英文名称：L-Ornithine L-Aspartate

CAS号：3230-94-2
分子式：C₉H₁₉N₃O₆

分子量：265.26

结构式：

外观：白色晶体粉末
含量： ≥ 98%
包装：25kg纸板桶
理化性质：熔点：202.0-206.0℃，沸点：308.7℃，贮存2-8℃。

用途：医药中间体和食品添加剂。

表1 L-鸟氨酸 L-天门冬氨酸盐质量指标一览表

序号	名称	指标
1	外观性状	白色浆状物
2	含量	98.0-101.0%
3	比旋光度	+25.0-28.0
4	透光率	≥95%
5	氯化物	≤0.02%
6	硫酸盐含量	≤0.02%
7	铁含量	≤10ppm
8	重金属含量	≤10ppm
9	砷含量	≤1ppm
10	其他氨基酸	不得检验出
11	干燥失重	≤0.5%
12	灼烧残渣	≤0.10%
13	pH值	5.5-7.5

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