PRODUCT NAME: L-Tryptophan Secondary Reference Standard TraCERT
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	GCT-276
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	73-22-3
Mol. Formula	C₁₁H₁₂N₂O₂
Molecular Wt	204.23 g/mol
Long Term Storage Condition	2°C to 8°C	Handling instruction	Sample COA
IUPAC	(2S)-2-amino-3-(1H-indol-3-yl)propanoic acid
Chemical Name	L-Tryptophan Secondary Reference Standard TraCERT
Synonyms	(-)-Tryptophan; (-)-1H-Indole-3-alanine; L-?-Amino-3-indolepropionic Acid;l-?-Aminoindole-3-propionic Acid; (S)-2-Amino-3-(3-indolyl)propionic acid

Test	Results
Appearance	White to Off-White Solid
Identification by 1H NMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Purity	>98.5%(T)(HPLC)
Wt. Loss by TGA	Sample COA
% Potency	Sample COA
Solubility	Aqueous Acid (Slightly), Methanol (Slightly), Water (Slightly)
QC Release Date	Sample COA
Attachments	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption