PRODUCT NAME: Ibuprofen EP Impurity N
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	IBU-007
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	3585-52-2
Mol. Formula	C11H14O2
Molecular Wt	178.2 g/mol
IUPAC	(2RS)-2-(4-Ethylphenyl)propanoic acid
Synonyms	4-Ethyl-α-methylbenzeneacetic Acid; 2-(4-Ethylphenyl)propionic Acid; 2-(p-Ethylphenyl)propionic Acid; (2RS)-2-(4-Ethylphenyl)propanoic Acid; Ibuprofen impurity N (IP)
Long Term Storage Condition	2-8°C Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	Off white powder
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	Chloroform (Slightly), Methanol
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