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Certificate of Analysis

Vardenafil HCl Trihydrate

Molecular Formula:	C₂₃H₃₂N₆O₄S.HCl.3H₂O
Molecular Weight:	579.11
CAS No.:	330808-88-3
Storage (From the date of receipt):	3 years -20°C powder
	1 year -80°C in solvent
Image:

HPLC: 99.45% purity | NMR: Consistent with structure