PRODUCT NAME: Z-isomer Vardenafil HCL
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	VAR-004
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	75435-43-7
Mol. Formula	C14H21NO7
Molecular Wt	315.32
Long Term Storage Condition	Storage Preserve in Airtight container, protect from direct sunlight and Store at Ambient temperatur	Handling instruction	Sample COA
Chemical Name	Z-isomer Vardenafil HCL
Synonyms	(Z)-3-Butyramido-1-ethoxy-1-oxobut-2-en-2-yl ethyl oxalate; Vardenafil Di ester impurity (Z isomer); Z-Oxalic acid 2-butyrylamino-1-ethoxycarbonyl-propenyl ester ethyl ester

Test	Results
Appearance	Orange Liquid
Identification by 1H NMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Purity	NLT 98%
Wt. Loss by TGA	Sample COA
% Potency	Sample COA
Solubility
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