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L-Tryptophan
CAS No.:
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153-94-6 |
Molecular formula: |
C11H12N2O2 |
Molecular weight: |
204.228 |
Property: |
white crystal powder |
Stucture: |
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Packing; |
25kgs fiber drum; 25kgs bag |
Specifications: |
Identification: pass the test
Specific rotation: -29.4 -- -32.8
Chloride: 0.05%max
Sulfate: 0.03%max
Iron: 0.003%max
Heavy metals: 0.0015%max
Organic Volatile impurities: meets the requirements
Loss on drying: 0.3%max
Residue on ignition: 0.10%max
Assay: 98.5% - 101.5%
PH value: 5.5 – 7.0 |
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