Higher ppm > greater particle size. Well then, I guess it depends upon how the CS in made. I use HVAC CS and the particle size is .001-.007 microns and the shelf life is 2-3 years with retention of tyndal effect . I guess there are different ways of making CS and the stability varies.
Ian ----- Original Message ----- From: "Dean T. Miller" <dtmil...@midiowa.net> To: <silver-list@eskimo.com> Sent: Wednesday, March 20, 2002 9:59 PM Subject: Re: CS>more than 20ppm a waste? > On Wed, 20 Mar 2002 11:07:35 -0500, "Ian Roe" > <ian_onta...@hotmail.com> wrote: > > >Hi to Ted Windsor: > > > >I have seen postings before about how anything more than 20 ppm is a waste. > >It's a pretty subjective statement. It's really more helpful to say, "I use > >20 ppm and it is effective for me!" > > > >Many have felt that anything over 10-12 ppm is a waste. It really depends > >upon how one is using their CS and what one isusing it for - doesn't it? > > Well, here's the situation. There has been some lab testing of CS > (ionic silver), and the experiments show that 5 ppm will kill just > about everything in a short time. The only exception was one strain > of staph (or was that strep?) that needed 8 ppm to do the job in the > same amount of time. Stronger concentrations seemed to be *less* > effective for some pathogens tested. (I think it was the BYU tests > that I'm remembering.) > > >If > >one is using it topically or to sterilize countertops, spray salads, then > >the higher ppm is useful and so is the ionic content. There is a rationale > >here. Given equal particle size, > > That's the rub. Higher ppm usually means larger particle size -- > probably due to the ions clumping together (Zeta potential and all > that). > > > if one is used to taking two ounces of 5 > >ppm per day (and they experience it's efficacy) , then if they were taking > >20ppm they would only need to take 1/4 of this or if they were taking 30ppm > >then they would only have to take 1/6 of this. If they are purchasing their > >CS, then it does make a difference in cost. A teaspoon of 30ppm is equal to > >an ounce of 5 ppm. A 500 ml bottle of 30ppm would be equivalent to six > >500ml bottles of 5 ppm. > > Diluting 30 ppm to 5 ppm would still leave you with the larger > particles of the original 30 ppm CS. > > > -- Dean -- from (almost) Des Moines -- KB0ZDF > > > -- > The silver-list is a moderated forum for discussion of colloidal silver. > > To join or quit silver-list or silver-digest send an e-mail message to: > silver-list-requ...@eskimo.com -or- silver-digest-requ...@eskimo.com > with the word subscribe or unsubscribe in the SUBJECT line. > > To post, address your message to: silver-list@eskimo.com > Silver-list archive: http://escribe.com/health/thesilverlist/index.html > List maintainer: Mike Devour <mdev...@eskimo.com> > >
