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品 名
Product Name
L-精氨酸
L-Arginine
批 号
Batch No.
230522
CAS No.
74-79-3
数 量
Quantity
15kgs
检验日期
Test Date
May. 22, 2023
项目ITEMS
标准SPECIFICATIONS
结果RESULTS
旋光
Specific Rotation[α]20 D
+26.9°to +27.9°
+27.06°
溶解状况
State of Solution(Transmittance)
Clear and colorless
Not less than 98.0%
98.6%
含氯量
Chloride(Cl)
Not more than 0.020%
Not more than 0.02%
氨盐
Ammonium(NH4)
硫酸根
Sulfate(SO4)
铁
Iron(Fe)
Not more than 10ppm
Not more than 5ppm
重金属
Heavy Metals(Pb)
砷
Arsenic(As2O3)
Not more than 1ppm
其他氨基酸
Other amino acids
Chromatographically not detectable
Complies
干燥失重
Loss on drying
Not more than 0.5%
0.25%
灼烧残渣
Residue on ignition
Not more than 0.10%
含量
Assay
99.0% to 101.0%
99.3%
PH
10.5 to 12.0
10.89
结论
Conclusion
Agree with the specification of AJI92
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