Stability of sodium carbonate buffer
Dr Engelbert Buxbaum
engelbert_buxbaum at hotmail.com
Fri Feb 24 09:15:08 EST 2006
After a few hours of opening
> and closing the tube with PRP, some/much of the dissolved CO2 is lost, the
> buffering of the PRP goes awry (I think losing CO2 will acidify), and
> platelet reactivity is greatly diminished. To prevent/delay this, we blow
> 5% CO2 in air over the plasma.
CO2 stands in equilibrium with H2CO3, carbonic acid. Removing an acid
however increases pH (making the solution more alkaline).
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