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Certificate of Analysis

Diltiazem HCl

Molecular Formula:	C₂₂H₂₆N₂O₄S.HCl
Molecular Weight:	450.98
CAS No.:	33286-22-5
Storage (From the date of receipt):	3 years -20°C powder
	1 year -80°C in solvent
Image:

HPLC: 99.58% purity | NMR: Consistent with structure