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D-Tryptophan
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D-Tryptophan

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Description

D-Tryptophan
Product Name:D-Tryptophan
Synonyms:(R)-2-amino-3-(3-indolyl)propionic acid
Molecular Formula:C11H12N2O2
CaS #:153-94-6

Test Items Standard
appearance almost white powder
Specific Rotation [a]20/D +30.0 to +33.0 Degree (C=1 in H2O)
assay 98.0 to 101.0%
Chloride (Cl) Not more than 0.10%
Heavy Metals (Pb) Not more than 10 PPM
Loss on Drying Not more than 0.20%
Residue on Ignition (Sulfate) Not more than 0.20%

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D-Tryptophan, D-Tryptophan,

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