L-半胱氨酸盐酸盐无水物
分 析 报 告
CERTIFICATE OF ANALYSIS
项 目
Item
标 准
Specifications
分 析 结 果
Test Results
比旋光度
Specific optical rotation[a]D20°
+ 5.6o~ +8.9o
+ 6.7o
透过率
State of solution (Transmittance)
Not less than 98.0%
98.0%
含量
Assay
98.0%~102.0%
99.40%
重金属
Heavy metals(Pb)
Not more than 10ppm
8ppm
砷盐
Arsenic (As2O3)
Not more than 1ppm
0.5ppm
干燥失重
Loss on drying
Not more than 1.0%
0.9%
灼烧残渣
Residue on ignition
Not more than 0.1%
0.03%
pH值
pH value
1.5~2.0
1.8
其它氨基酸物质
Other amino acids
Chromatographically
Qualified
结论:本产品符合AJI92版标准。
Conclusion: This product complies with AJI92standard.
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