That's very interesting Neville and full marks for perseverance! I've never tested for ph - only ppm and my distilled water always reads '0' on that and the CS always ends up about 15. Does ph matter - I mean I know it does in our bodies, but does it in CS? Many thanks...Dee
Sent from my iPad > On 19 Feb 2015, at 01:54, Neville <one.red...@hotmail.com> wrote: > > SOLVED...LOL. Well I believe I've solved it anyway, and I only solved it > this morning Dee. > > Due to recent comments here regarding pH I thought I'd play around and test > again with another batch, and within minutes the water turned milky...WHAT > THE...??? I knew what was coming next, that dark spot in the centre of the > bottom of the vessel the next day. > > I dug deep into my memory bank and remembered I used a pH meter previously, > but like an idiot I returned the test sample back into my brew water prior to > starting the brew process - BIG mistake seemingly. > > On contemplating events I came to the conclusion pH meters somehow > contaminate water. I dumped that entire batch down the sink, only about > 1200ml, cleaned the vessel out with paper towel and started again using DW > straight out of the bottle - perfect, clear and as it should be both during > and upon cessation of the brew process. > > I did however test the pH of the DW out of the bottle, and of course tipped > that sample down the sink rather than returning it to the DW I intended to > brew, I also tested pH in a batch of EIS that's been in storage for a while. > I did calibrate the El Cheapo EBay pH meter according to instructions > initially, and then rinsed it several times with DW hoping everything was > 'good to go'. > > Now, I had some samples tested several years ago at an Industrial Complex > laboratory, those EIS samples returned readings between 7.4 and 7.8, besides > other results I wanted, in a clear, a yellow and an amber or tea coloured > solution. > > I had this mornings batch tested, and an older sample, plus the DW I used for > this mornings batch. They used some computer program and ancillary equipment > for testing purposes. I labelled them 'A' and 'B', 'B' being this mornings > fresh batch, and just took the bottle of DW to them. > > My DW test out of the bottle with meter for sample 'B', this mornings sample > = 6.7 Their test on same DW using their equipment = 6.7, all seems well. > > I didn't test or document pH of DW in sample 'A' which was an old batch of > EIS, but their test on that sample returned 6.8 > > Sample 'B', this mornings fresh batch returned 7.0, what it will be in a few > weeks time I have no idea? > > I realised this morning that the measuring cup, and the syringe, and the > little circular thingy they inserted into the machine they used could have > had *anything* in them prior to my tests being performed? I also understood > DW would/could vary in quality from batch to batch. This can/could also > affect pH readings. Unless one is looking over "someones?" shoulder and > ensuring everything is as clean and contaminant free as is possible there is > not much point in testing for anything, anywhere? All these facilities and > the people working in them have no understanding our product, hence they > would not be as pedantic and methodical with things as we would like them to > be. > > So, I'm back to square one in not trusting anything or anyone other than my > own visual observations of my product, and my own determinations on same. I > have not been disappointed yet, and am satisfied with the quality of my > product. > > I think people can trip up with all the, let's say, "pedantics" of this > stuff. I'm not a happy chappy anyway, I'll just stick to what I've been > doing for years and leave the rest of it for someone else. If it looks like > a quality product, behaves like a quality product, remains visually like a > quality product and is seemingly as efficacious as a quality product...Then > it *IS* a quality product <g>. > > When my better half wins that XLotto I may invest in my own personal > laboratory, and get someone who knows how to use it to test stuff for me <g>. > What we would like and what we can get are two entirely different things. > > P.S. As a general question for anyone else who may wish to contribute an > answer...Why do pH meters seemingly contaminate water? > > N. > > Subject: Re: CS>Electrode cleaning? > From: d...@deetroy.org > Date: Wed, 18 Feb 2015 09:23:07 +0000 > To: silver-list@eskimo.com > > Same here Neville, I just use paper towel and all the grey comes off nicely > in second and I always have clear CS every time. I forgot to ask about your > strange phenomena and how it turned out. So it was never really resolved? > Cèst là vie! Dee > > Sent from my iPad > > On 18 Feb 2015, at 01:21, Neville <one.red...@hotmail.com> wrote: > > It would >
