PRODUCT NAME: Fexofenadine EP Impurity B
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	FEX-001
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	479035-75-1
Mol. Formula	C₃₂H₃₉NO₄
Molecular Wt	501.66
Long Term Storage Condition	2-8°C Refrigerator	Handling instruction	Sample COA
IUPAC	2-[3-[1-hydroxy-4-[4-[hydroxy(diphenyl)methyl]piperidin-1-yl]butyl]phenyl]-2-methylpropanoic acid
Chemical Name	Fexofenadine EP Impurity B
Synonyms	3-[1-Hydroxy-4-[4-(hydroxydiphenylmethyl)-1-piperidinyl]butyl]-α,α-dimethylbenzeneacetic Acid;

Test	Results
Appearance	White Solid
Identification by 1H NMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Purity	98.89 % by HPLC
Wt. Loss by TGA	Sample COA
% Potency	Sample COA
Solubility	MEOH-DMSO
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