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Certificate of Analysis

Ficoll(R) 400

Molecular Formula:	(C₁₂H₂₂O₁₁.C₃H₅ClO)_x
Molecular Weight:	434.82
CAS No.:	26873-85-8
Storage (From the date of receipt):	3 years -20°C powder
	1 year -80°C in solvent
Image:

HPLC: 100% purity | NMR: Consistent with structure