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| L-tryptophan |
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| L-tryptophan |
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| 73-22-3 |
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| L-tryptophan is a daily amino acid supplement. L-tryptophan is a natural sedative, it's also a very popular sleeping aid. |
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Purity: ¡Ã98%
25kg/drum |
| Industrial field |
additive |
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| There are no existing companies to distribute selected chemical product |
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