Kindly, does anyone know the molecular weight of chitosan from ReagentWorld Inc. Its not mentioned in their website and I couldn't find a reference to it any where.

Why its mentioned as a (zero number) in the MSDS sheet?

This is all what is mentioned about it.

Composition/Information on Ingredients

Chemical Name: Chitosan Molecular Formula: (C6H11NO4)n 

Molecular Weight: 0

Content: 90% deacetylated   CAS Number: 9012-76-4   EINECS NO. [EC No]: -

Appreciate your kind assistance.

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