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Re: [APD] O2 regulator on CO2

Phillip Grobler wrote:
> As I understand it O2 is at higher pressure, and more corrosive than CO2 
> and as such the  regulator should be fine ? The only reasoning  I can 
> see not to use a O2 regulator is that the CO2 cools quite rapidly if the 
> regulator is opened fully and that might cause a problem if the 
> regulator gets  to cold.

I have no expertise in the area, so I cannot offer any reliable advice. 
It may be that CO2 regulators have to deal with acids. As you know, CO2 
and water make carbonic acid. If there is any water vapor in the gas, 
you will have some carbonic acid on the internals of the regulator.

Jerry Baker
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