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kpi ?


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#1 FRAROAR

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Posted 29 January 2009 - 05:06 AM

Hi, i must prepare 50 mM Kpi pH 7,4. How? what I must weigth  and how to reach the rigth pH?
Thanks

#2 WHR

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Posted 11 February 2009 - 07:55 AM

View PostFRAROAR, on Jan 29 2009, 05:06 AM, said:

Hi, i must prepare 50 mM Kpi pH 7,4. How? what I must weigth  and how to reach the rigth pH?
Thanks

hi,
You may prepare 500mM (10x) KH2PO4 or K2HPO4, pH to 7.4 with KOH.




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