Take your problem somewhere else On Sat, Jan 14, 2012 at 2:08 AM, Neville Munn <one.red...@hotmail.com>wrote:
> 8-12ppm would be acceptable for *anyone* wishing to produce 10ppm in the > home with LVDC using whatever meter they choose! > > And I was asked for considerably more than 20ml when I had my lab tests > done using AAS. > > No meter is "hopelessly inadequate" for the home producer, they are a > guide to repeatable production levels of silver relative to the individuals > methods, means and practices of production in the kitchen, regardless of > how inaccurate they may be. ANY meter is better than none for the home > producer for the purpose of approximating silver content in what an > individual is making. Most home producers have not the means for > laboratory analysis so what do they do? Stop making their own and purchase > a product just because a ppm is written on the label? > > A uS or EC meter is the best the punter can do, or a TDS meter and > doubling the reading, how accurate does the punter need to be in the scheme > of things home produced? > > In my opinion it's this sort of information that is potentially confusing > and misleading for the punter, and will have them thinking they *MAY?* not > be producing a good quality product in the home without a laboratory > analysis...which is total bunkum and balderdash! If there is nil mud or > gravel or other abnormalities observable in their product after days/weeks > or months in storage, it's as good as can be made, using a meter of their > choosing as a guide! > > Could you put up laboratory analysis results of 5 consecutive dated batch > samples you had tested indicating total silver content for each, and > brewed for identical time frames? > > I'm the voice of an uneducated punter, humour me. > > N. > > > > ------------------------------ > Date: Sat, 14 Jan 2012 00:05:13 +0000 > > Subject: Re: CS>PPM vs uS > From: mothman...@gmail.com > To: silver-list@eskimo.com > > > Hi Trem, when I read the thread I saw that uS was what was being measured, > no mention of one of your meters was there, so naturally assumed a TDS > meter was being referred to. Your meter is something new to me, though I > think my method would still be vastly more accurate. > http://www.silvergen.com/ppm_meter.htm If I wanted 10ppm then 12ppm or 8 > ppm would be acceptable from your meter I suppose, though my equipment was > designed to be able to reproduce exact ppm values repeatedly, accepting a > little wearage on the electrodes. I see your equipment will be very useful > to measure ppm after the sol has been made, in providing a relatively > narrow bandwidth of values to calibrate equipment with (though most > suggestions I see for silver sol making equipment with repeatable ppm > values, and their instructions for using it are hopelessly inadequate for > this purpose. > Dave > On Fri, Jan 13, 2012 at 2:20 PM, MaryAnn Helland > <marmar...@bellsouth.net>wrote: > > Dumb question -- is the Hanna Tester a uS meter? > MA > > ------------------------------ > *From:* Trem <t...@silvergen.com> > *To:* silver-list@eskimo.com > *Sent:* Thu, January 12, 2012 7:55:17 PM > > *Subject:* Re: CS>PPM vs uS > > Wrong D Glover! uS meters are very close to spot on. We had samples > analyzed about ten years ago and made the correlation at that time and > started telling about it. We have been selling the PWT meters ever since > for that purpose. > > TDS meters are not useful otfher than reading about half the PPM and not > giving much info about the water purity. They're the equivalent of litmus > paper. > > Trem > > > > > ----- Original Message ----- > *From:* D Glover <mothman...@gmail.com> > *To:* silver-list@eskimo.com > *Sent:* Thursday, January 12, 2012 12:40 PM > *Subject:* Re: CS>PPM vs uS > > Asif, don't waste your time with uS meters except for testing the purity > of your water, as they were only designed for that purpose, and nothing > more, they cannot in any way measure ionic content of silver sol or be used > to infer any value for ppm of silver ions in a sol through extrapolation > by some mathematical means. No matter how you play with maths you will not > get a proper answer. Rather, standardize your method of manufacture (for > some tips please see my essay on the manufacture of silver sols at > Mothman777's Blog') > Make some 20 ml specimens and submit those to a professional lab > (university labs are cheapest), they will dissolve all the clusters of ions > into single ions with the addition of nitric acid, then a fine vapour of > this is aspirated under pressure into an argon plasma flame at a high > temperature and the colour of the spectrum will tell you accurately what > you have made, but bear in mind that 10 ppm might all be in a small number > of a few thousand clusters (for example) or might be in trillions of > clusters. > > On Thu, Jan 12, 2012 at 9:47 AM, Asif Nathekar > <asifnathe...@hotmail.com>wrote: > > Hi, > > I have been doing some more reading which has got me looking for a > resolution, namely what uS do you consider to roughly figure out the PPM. > I know the reason why a typical ppm or uS meter would not give a reading > due to the ions which we do want to measure not being very measurable in > terms in electrical conductance. > But it there a rough method to measure from the stuff that does conduct. > What I am therefore asking is if my uS meter says 10 uS what ppm of CS > should I consider that to be. > I have so far been halving the value so that I would have said that was 5 > ppm. This was from information I received from other posts. > Kindly help shed some light in this matter for me. > Cheers > Peace to all > Asif. > > > > -- > The Silver List is a moderated forum for discussing Colloidal Silver. > Rules and Instructions: http://www.silverlist.org/ > > > Unsubscribe: > <mailto:silver-list-requ...@eskimo.com?subjectunsubscribe> > Archives: > http://www.mail-archive.com/silver-list@eskimo.com/maillist.html > > Off-Topic discussions: <mailto:silver-off-topic-l...@eskimo.com> > List Owner: Mike Devour <mailto:mdev...@eskimo.com> > > > > >
