Kezdőlap »Aminosavak» L-Treonin aminosav por (L-Threonine)
Certificate of Analysis
Product Name: L-Threonine
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ITEM |
SPECIFICATION |
RESULT |
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Description: |
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Appearance |
Yellow and white crystalline powder |
Complies |
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Odor |
Characteristic |
Complies |
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Structural Formula |
CH3CH(OH)CH(NH2)COOH |
Complies |
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Molecular Formula |
C4H9NO3 |
Complies |
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Molecular Weight: |
119.12 |
Complies |
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Identification Color Reaction |
Positive Reaction |
Complies |
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Tests: |
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Loss on drying |
1.0% (max) |
0.18% |
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Residue on ignition |
0.5% (max) |
0.06% |
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Purity |
98.5%(min) |
95% |
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Specific rotation |
-26.0 ° -29.0 ° |
Complies |
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Heavy metals (Pb) |
10PPM Max |
Complies |
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Arsenic (AS) |
2PPM max |
Complies |
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pH value |
5.0-6 .5 |
Complies |
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Residual Solvents |
Eur. Pharm. |
Complies |
Shelf life:2 years when properly stored.