Certificate of Analysis

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Vitamin K2 (Menaquinone)

Molecular Formula:	C₃₁H₄₀O₂
Molecular Weight:	444.65
CAS No.:	863-61-6
Storage (From the date of receipt):	3 years -20°C powder
Storage (From the date of receipt):	1 year -80°C in solvent
Image:

HPLC: 98% purity | NMR: Consistent with structure