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L-Tryptophan ? CAS: 73-22-3 CAS NO.73-22-3
- FOB Price: USD: 1.00-1.00 /Metric Ton Get Latest Price
- Min.Order: 1 Kilogram
- Payment Terms: L/C,T/T
- Available Specifications:
99%(1-5)Metric Ton99%(5-20)Metric Ton
- Product Details
Keywords
- L-Tryptophan
- L-Tryptophan
- CAS: 73-22-3
Quick Details
- ProName: L-Tryptophan ? CAS: 73-22-3
- CasNo: 73-22-3
- Molecular Formula: C11H12N2O2
- Appearance: white crystal or crystal powder
- Application: APIs
- DeliveryTime: Within 2 weeks after order confirmatio...
- PackAge: 25kg/drum
- Port: Qingdao Port
- ProductionCapacity: 2000 Metric Ton/Year
- Purity: 99%
- Storage: Store in cool and dry place, away from...
- Transportation: By sea or by air
- LimitNum: 1 Kilogram
- CAS: 73-22-3
Superiority
[Product name]: L-Tryptophan
CAS No.: 73-22-3
[Structural formula]:
[Molecular formula]: C11H12N2O2
[Molecular weight]: 204.23
[Properties]: white crystal or crystal powder; light bitter taste; lightly soluble inw ater; insoluble in ethyl alcohol
[Uses]:It is essential amino-acid not manufactured by the human body. In food industry, it is used as accessory substance. Medical degree product is used for preparation of compound amino acid transfusion and preparation.
Details
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Item |
Standard |
Test Results |
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Identification |
A.H-NMR:Comply with the structure |
Complies |
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B.LC-MS:Comply with the structure |
Complies |
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C.The IR spectrum of sample should be identical with that of reference standard; |
Complies |
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D.HPLC-ESI-MS |
Complies |
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The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay. |
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Heavy metals |
≤10 ppm |
<10ppm |
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Water |
≤1.0% |
0.10% |
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Sulphated ash |
≤0.5%, determined on 1.0 g. |
0.01% |
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Related substances |
Unspecified impurities: for each impurity |
≤0.10% |
<0.10% |
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Total Impurity |
≤0.5% |
0.18% |
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Purity |
≥99.0% |
99.70% |
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Assay |
99.0%~101.0% (anhydrous substance). |
99.80% |
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Storage |
Preserve in well-closed, light-resistant and airtight containers. |
Complies |
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