You are quite correct! Chitosan has nothing to do with removal of CO2.
BTW you can dispense with chitosan ( for fining) and a lot of degassing by
bulk aging under a fermentation lock for a year

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Trevor A Panther
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"Ralph" > wrote in message
...
> I've believe chitosan and isinglass are both used for fining, I don't
think
> they have any effect on the levels of disolved CO2
>
> "WxDaddy" > wrote in message
> ...
> > The purpose of the chitosan is to drive off CO2 in your wine. Isinglass
> is
> > used in some kits instead. If you don't use it, you might find yourself
> > with some popped corks.
> >
> >
>
>