Volatile buffer pH7.5?

[Martin]

To start, try (NH4)CH3COO-, or (NH4)HCO3-. Regarding calculating the pH, 
there must be manual around or WebSite for the purpose.  I hope it is 
helpful (I mean, either one is within your range:)

Martin
norton at ucla.edu

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In article <I.McFarlane-2901981502570001 at mac052068.lif.icnet.uk>, 
I.McFarlane at icrf.icnet.uk says...
>
>Hi, does anyone know of a volatile buffer system that buffers around 
pH7.5?
>
>TIA,
>
>Ian Mc