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Certificate of Analysis

Ketotifen Fumarate

Molecular Formula:	C₁₉H₁₉NOS.C₄H₄O₄
Molecular Weight:	425.5
CAS No.:	34580-14-8
Storage (From the date of receipt):	3 years -20°C powder
	1 year -80°C in solvent
Image:

HPLC: 99.92% purity | NMR: Consistent with structure