Thanks Nick... I must have got myself in rutt, your second suggestion
has opened new posibilities... thanks again from a Vietnam Vet.

To the other replies.. The Question was quite specific and as simple
as it could be...

Nick Cramer wrote:

Ray West wrote:
Can anyone tell me how much citric acid is needed to lower the Ph of a
given ammount of water from Ph7 to Ph4 or 5. A search of the web has
revealed nothing.
** Posted from http://www.teranews.com **

Have you Googled on 'citric acid pH' or 'citric acid pH reduction water'?

** Posted from http://www.teranews.com **