Thanks for the clear explanation for this Marshall. dee On 13 Apr 2010, at 20:33, Marshall Dudley wrote:
> When you started you had particles of 40 to 50 nm in size, and a > concentration over 20 ppm of silver. When you added the H2O2 it immediately > broke up the big particles producing silver oxide and silver hydroxide, but > before it could convert most of that to 2 atom particles it was used up, so > you were left with a concentration of ionic silver above the limit of > solubility (25 or so ppm) which made it cloudy. Adding another drop of H2O2 > allowed some of the ionic silver to convert to 2 atom colloid, thus clearing > it up. As time went buy more of the undissolved ionic silver either went > back into solution or precipitated out reducing the Tyndall. > > Marshall > -- The Silver List is a moderated forum for discussing Colloidal Silver. Rules and Instructions: http://www.silverlist.org Unsubscribe: <mailto:[email protected]?subject=unsubscribe> Archives: http://www.mail-archive.com/[email protected]/maillist.html Off-Topic discussions: <mailto:[email protected]> List Owner: Mike Devour <mailto:[email protected]>
