PRODUCT NAME: Valsartan Impurity 18
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	VAS-018
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	443093-86-5
Mol. Formula	C24H28N2O3
Molecular Wt	392.5 g/mol
IUPAC	(2S)-2-[[4-(2-cyanophenyl)phenyl]methyl-pentanoylamino]-3-methylbutanoic acid
Synonyms	(S)-2-(N-((2'-Cyanobiphenyl-4-yl)methyl)pentanamido)-3-methylbutanoic Acid
Long Term Storage Condition	2-8°C Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	white or off-white solid
Water content by KF/TGA	Sample COA
% Potency = [100 - (Water content by KF)] X HPLC Purity)] / 100	Sample COA
Identification by HNMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Solubility
Purity	NLT 98%
Analysis Date (Release Date)	Sample COA
Attachments	Sample COA
Other Information	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption