Product name
|
Thymosin alpha 1 CP
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CAS NO.
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62304-98-7
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Description
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White or almost white powder
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Clarity and color of solution
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It should be clear and colorless. If turbidity shows, should be no thicker than turbidity standard solution NO.1
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Identification
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Alkaline cupric tartrate test shows blue-violet color
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Retention Time
|
According with ST
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Specific Rotation
|
-100°~-110°
|
Amino Acids
|
Asp: 3.4~4.6
Thr: 2.4~3.6
Ser: 2.4~3.6
Glu: 5.4~6.6
Ala: 2.7~3.3
Val: 2.4~3.6
Ile: 0.8~1.2
Leu: 0.8~1.2
Lys: 3.4~4.6
|
Water (KF)
|
5.0% max
|
Acetic acid
|
5.0% max
|
Related Peptides
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Largest single impurity: 2.0% max
Total impurities: 4.0%max
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Assay
|
95.0~105.0%, on anhydrous and acetic acid-free basis(C129H215N33O55)
|