...i swish an ounce or more of CS through my teeth and hold it in my mouth
for a long time daily to retard tooth decay some and keep gums healthy.  if
it were acidic i would be eroding the enamel off my teeth, so that's one
concern for pH. 

> -----Original Message-----
> From: Gidon Kenar [mailto:[email protected]] 
> Sent: Monday, July 08, 2013 10:53 AM
> To: [email protected]
> Subject: RE: CS>What is the OPTIMAL PH of Distilled Water Needed?
> 
> I fail to see the significance of the water pH or EIS pH. 
> Dose it has any
> health consequence, considering the minute amounts one usually takes? 
> 
> Regards
> Gidon Kenar
> 
> From: Marshall [mailto:[email protected]] 
> Sent: Monday, July 08, 2013 9:08 PM
> To: [email protected]
> Subject: Re: CS>What is the OPTIMAL PH of Distilled Water Needed?
> 
> Be aware that pH (base 10) is a log scale, so figuring what 
> the initial pH
> contributed to the final is not trivial.  For instance, a pH 
> of 9 is 10
> times more alkaline than a pH of 8, and a pH of 10 is 100 times more.
> 
> Marshall
> 
> On 7/8/2013 1:55 PM, Joe Huard wrote: 
> Just saying that as an experimenter, it's nice to know ALL 
> the facts, and
> not make assumptions that might be untrue. Like not getting a 
> higher pH in
> homemade EIS. If you know the pH of the DW before making EIS, 
> and it is near
> 7; then a resultant EIS that is not much higher that 7 might 
> give a clue
> that it isn't good EIS.
> On 08/07/2013 1:44 PM, Da Darrin wrote:
> I use distilled water from Walmart in sealed jugs. Can't imagine how
> measuring the ph of the water would make a difference in the ph of the
> finished product. 
> I make mine in a gallon sun tea jug with a screw on top and 
> the only way it
> is exposed to the air is what air could get in around the 
> silver strips that
> fit fairly tight through slots cut in the lid. Of course if 
> you turned it
> upside down it would leak liquid.
> Dave
> 
> On Mon, Jul 8, 2013 at 10:04 AM, Joe Huard 
> <[email protected]> wrote:
> Distilled water should be around pH 7 when freshly made. 
> However, if left
> sitting around exposed to air, it can go down to pH 5.5. I read that
> nitrogen which is 78% of the air reacts with the DW and 
> creates nitric acid.
> If you measure the pH of your DW right before you make EIS 
> and right after
> making EIS, you should get a higher pH.
> 
> Joe H. 
> 
> On 08/07/2013 12:39 PM, Da Darrin wrote:
> Strange!
> My meter or the best test strips I could find never went over 
> 6.8 no matter
> how fresh or old my solution was.
> Dave
> 
> On Mon, Jul 8, 2013 at 9:16 AM, Marshall 
> <[email protected]> wrote:
> On 7/7/2013 11:45 AM, Neville Munn wrote: 
> Just as a point of interest, I had a couple of samples of mine tested
> specifically for pH a couple of years ago. 
> 
> Sample 1.  Tested within 24 hours after production and pH 
> read off the scale
> on the alkaline.
> Sample 2.  Tested after it had been in storage for a week or 
> so read >7.0
> 
> Note: Whilst I am unable to locate the exact numbers on the 
> above, I do know
> they were greater than base 7.0 because I had those two samples tested
> specifically for pH to varify the findings of the following.
> 
> Several years prior to the above I had several other samples 
> {from different
> batches and storage time frames} laboratory analysed of my 
> EIS and one of
> those tests included pH and ALL were between 7.4 and 7.8
> 
> My conclusion going on all the above tests...pH is sky high 
> immediately
> after cessation of the brewing process but drops over time to 
> steady at
> >7.0, none were below 7.0 or acidic.
> 
> That is expected.  Ionic silver is a combination of silver 
> oxide and silver
> hydroxide. Silver hydroxide is alkaline.  Over time the ionic 
> silver tends
> to form colloidal silver, thus the ph should go down toward 7.  Now if
> exposed to air for sufficient time, the ionic silver will 
> eventually react
> with CO2 in the air forming silver carbonate, a salt, and 
> eventually one
> could expect the pH to go below 7, as carbonic acid is formed 
> and there is
> no silver hydroxide left to neutralize it. 
> 
> 
> 
> I had samples 1 and 2 tested by water people {people who 
> monitor swimming
> pools} as I don't trust those Litmus paper thingo's, or those 
> pH meters.
> 
> I think most of these people use the pH meters themselves.  If done
> properly, the meters can be quite accurate.
> 
> Marshall
> 
> 
> 
> 
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