help about equilibrate phenol

Hans Wilke hwilke at xs4all.nl
Wed Nov 4 17:28:00 EST 1998


On 2 Nov 1998 18:51:08 -0800, genet at PUBLIC.SJ.HE.CN ("Bethune
international peace hospital") wrote:

>Hi
> How to equilibrate phenol to a PH>7.8?
>    We have equilibrate phenol for one week with Tris.Cl(1M,PH8.0),
>but the PH of penol phase is still under 7.0  and much phenol lose.
>            thank you for help 
>responds to:
>       genet at public.sj.he.cn
>
>
In my experience pH-paper gives lower results than measuring with a
pH-electrode, could that be the cause of the low pH?


Hans



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