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

Catalogue Number	LEV-007
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	358629-47-7
Mol. Formula	C₈H₁₂N₂O₂
Molecular Wt	168.19
Synonyms	Levetiracetam Impurity B; 2-(2-Oxo-pyrrolidin-1-yl)-but-2-enoic Acid Amide; Levetiracetam EP Impurity B
Long Term Storage Condition	Amber Vial, Refrigerator, Under inert atmosphere
Handling instruction	Sample COA

Test	Results
Appearance	Off-White to Beige 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	Chloroform (Slightly, Heated), Methanol (Slightly)
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